Answer:
A
Step-by-step explanat:
Answer:
7 is greater
Step-by-step explanation:
ggdghiowwjeh85epeetilsitslstjlssit
-4a5 \(-4a^{5}(6a^{5})\)
Answer:
-24a^10
Step-by-step explanation:
You multiply like terms with like terms. You multiply -4 with 6, and a^5 with a^5.
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Prove that 8e^x is equal to the sum of its Maclaurin series.
To prove that \(\(8e^x\)\) is equal to the sum of its Maclaurin series, we can start by writing the Maclaurin series expansion for \(\(e^x\)\). The Maclaurin series for \(\(e^x\)\) is given by:
\(\[e^x = 1 + x + \frac{{x^2}}{{2!}} + \frac{{x^3}}{{3!}} + \frac{{x^4}}{{4!}} + \frac{{x^5}}{{5!}} + \ldots\]\)
Now, let's multiply each term of the Maclaurin series for \(\(e^x\)\) by 8:
\(\[8e^x = 8 + 8x + \frac{{8x^2}}{{2!}} + \frac{{8x^3}}{{3!}} + \frac{{8x^4}}{{4!}} + \frac{{8x^5}}{{5!}} + \ldots\]\)
Simplifying the expression, we have:
\(\[8e^x = 8 + 8x + 4x^2 + \frac{{8x^3}}{{3}} + \frac{{2x^4}}{{3}} + \frac{{8x^5}}{{5!}} + \ldots\]\)
We can see that each term in the expansion of \(\(8e^x\)\) matches the corresponding term in the Maclaurin series for \(\(e^x\).\) Thus, we can conclude that \(\(8e^x\)\) is indeed equal to the sum of its Maclaurin series.
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Bus A and Bus B leave the bus depot at 7 am. Bus A takes 25 minutes to do its route and bus B takes 40 minutes to complete its route. At what time are they both back at the bus depot together? Give your answer as a 12-hour clock time.
====================================================
Explanation:
List out the multiples of 25 to get {25, 50, 75, 100, 125, 150, 175, 200}
Do the same for the multiples of 40 to get {40, 80, 120, 160, 200}
We see that the lowest common multiple (LCM) is 200
---------
Another way to get the LCM is to multiply 25 and 40 to get 25*40 = 1000. Then divide this over 5 as this is the GCF between the two original numbers. We end up with the same LCM since 1000/5 = 200.
--------
There's a third way to get the LCM
List out the prime factorization of each value
25 = 5*5
40 = 2*3*5
Note how we have the unique factors of 2, 3 and 5. Circle the unique factors such that we highlight the ones that occur the most. We have 2 occur once, 3 occur once, and 5 occurs twice. We have circled one 2, one 3, and two 5's. They multiply out to 2*3*5*5 = 8*25 = 200
-----------------
Whichever method works for you, the LCM is 200. This means that every 200 minutes, we have bus A and bus B arrive at the depot at the same time. Their cycles line up at the 200 minute mark.
Convert this to hours,minutes format.
200 minutes = 180 minutes + 20 minutes
200 minutes = 3 hours + 20 minutes
200 minutes = 3 hrs, 20 min
We can represent "3 hrs, 20 min" in 12-hour clock notation by writing 3:20
Add this onto 7:00, which is 7 AM and we get
(7:00) + (3:20) = (7+3):(00+20) = 10:20 AM
We have started at 7 AM and fast forwarded 3 hours and 20 minutes to arrive at 10:20 AM.
Can someone please help me!
Answer:
7)no
Step-by-step explanation:
When you plug in the numbers
3(2)-0=-6
6-0=6
6 does not = -6
calculate the surface area and then the volume
Answer:
To calculate the surface area and volume of a cylinder, we can use the following formulas:
a) Surface Area of a Cylinder:
The surface area of a cylinder consists of two circles (top and bottom) and the curved surface area.
The formula for the surface area of a cylinder is:
SA = 2πr² + 2πrh
Where:
SA = Surface Area
r = Radius of the base (half the diameter)
h = Height of the cylinder
Given that the diameter is 16 yards, the radius is half of that, so r = 8 yards. The height is 20 yards.
Substituting the values into the formula, we get:
SA = 2π(8)² + 2π(8)(20)
= 2π(64) + 2π(160)
= 128π + 320π
= 448π
So, the surface area of the cylinder is 448π square yards.
b) Volume of a Cylinder:
The formula for the volume of a cylinder is:
V = πr²h
Using the same values for the radius (r = 8 yards) and height (h = 20 yards), we can calculate the volume:
V = π(8)²(20)
= 64π(20)
= 1280π
The volume of the cylinder is 1280π cubic yards.
Which equation has a graph that is a parabola with a vertex at (-2, 0)?
O y=-22²
O y = (x + 2)2
O y = (x - 2)2
Oy=x²-2
Answer: y = (x+2)^2
Aka: B
Step-by-step explanation:
Did it on edge just now !
The equation y = (x + 2)² has a graph that is a parabola with a vertex at
(-2, 0).
Option B is the correct answer.
What is a parabola?A parabola is an equation of a curve, such that any point on the curve is equidistant from a fixed point called the focus and a fixed line called the directrix of the parabola.
The equation of a parabola:
y = a(x-h)^2 + k
We have,
The equation that has a graph that is a parabola with a vertex at (-2, 0) is
y = (x + 2)².
The general equation for a parabola is y = a(x - h)² + k, where (h, k) is the vertex of the parabola.
Comparing this general equation to y = (x + 2)²,
We can see that h = -2 and k = 0, which means that the vertex of the parabola is (-2, 0).
Therefore,
The equation y = (x + 2)² has a graph that is a parabola with a vertex at
(-2, 0).
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To make 5 apples pies, you need about 2 pounds of apples. How many pounds of apples do you need to make 20 apple pies
Answer:
8 pounds
Step-by-step explanation:
20 / 5 = 4
4 * 2 = 8
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4
∫ (1-e^-x0 dx
0
solve the given equation using the composite simpson’s 1/3 rule with n = 4, and determine the true percent relative error based on the analytical solution. (round the solution of the equation to four decimal places and percent relative error to two decimal places.) The solution of the given equation is with a true percent relative error of Skipped Hint References
The solution of the given equation is [solution] with a true percent relative error of [error].
What is the numerical solution and true percent relative error?To solve the given equation using the composite Simpson's 1/3 rule, we need to apply the formula with the specified value of n = 4.
However, the equation itself is missing from the question, so we cannot provide the exact numerical solution.
Similarly, the true percent relative error also depends on the analytical solution, which is not provided. Without the equation and the analytical solution, we are unable to calculate the numerical solution or the true percent relative error accurately.
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Is x=3 a zero of f(x)=4x^4-x^3-52x^2-35x+12
Answer:
no
Step-by-step explanation:
If x = 3 is a zero, then f(3) = 0
f(3)
= 4\((3)^{4}\) - 3³ - 52(3)² - 35(3) + 12
= 324 - 27 - 468 - 105 + 12
= - 264
Since f(3) ≠ 0 then x = 3 is not a zero of f(x)
A wagon is being pulled by a 300-pound force that makes a 30° angle with the ground . What are the horizontal and vertical components of the force vector ?
Answer:
B
Step-by-step explanation:
Edge 2021
Answer:
b
Step-by-step explanation:
I just finished
How to convert microseconds to seconds in C?
To convert microseconds to seconds in the programming language C, you can use a simple mathematical expression.
#include <stdio.h>
int main() {
int microseconds = 1000000;
double seconds = (double)microseconds / 1000000.0;
printf("%d microseconds is equivalent to %f seconds\n", microseconds, seconds);
return 0;
}
A microsecond is a unit of time equal to one millionth of a second, while a second is a unit of time equal to the duration of 9,192,631,770 periods of the radiation corresponding to the transition between the two hyperfine levels of the ground state of the caesium-133 atom.
To convert microseconds to seconds in the programming language C, you can use a simple mathematical expression.
A microsecond is a unit of time equal to one millionth of a second, while a second is a unit of time equal to the duration of 9,192,631,770 periods of the radiation corresponding to the transition between the two hyperfine levels of the ground state of the caesium-133 atom.
To convert microseconds to seconds in C, you can simply divide the number of microseconds by one million (1,000,000). This can be done using the following code:
c
Copy code
#include <stdio.h>
int main() {
int microseconds = 1000000;
double seconds = (double)microseconds / 1000000.0;
printf("%d microseconds is equivalent to %f seconds\n", microseconds, seconds);
return 0;
}
In this example, the value of microseconds is set to 1000000, which represents one million microseconds. This value is then divided by one million using the expression (double)microseconds / 1000000.0, which gives the equivalent value in seconds. The result is then displayed using the printf function.
It is important to use the double data type when converting microseconds to seconds, as this data type allows for decimal values, which are necessary for representing fractional units of time.
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The shelf life of a particular dairy product is normally dstributed with a mean of 12 days and a standard deviation of 3 days.
About what percent of the products last between 12 and 15 days?
I Agree With person up
:p
at a movie festival, a team of judges is to pick the first, second, and third place winners from the 30 films entered. how many possibilities are there?
There are 30 films entered in a movie festival, and a team of judges must pick the first, second, and third place winners. The number of possibilities for the winners is the subject of this question.
The number of ways to choose the first place winner is 30. After that, there are 29 films remaining to choose the second place winner, and 28 films left to choose the third place winner. However, the order in which the second and third place winners are chosen does not matter, since the two winners will still have the same ranks. Therefore, the number of ways to choose the second and third place winners is the number of ways to choose two out of the remaining 28 films, which is 28 choose 2 or (2827)/(21) = 378.
To find the total number of possibilities, we multiply the number of ways to choose the winners for each place: 303781 = 11,340. Therefore, there are 11,340 ways to choose the first, second, and third place winners from 30 films entered in the movie festival.
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A store is having a sale where everything is just kind of 30%. Find the discount in the sales price of the customer buys an item that normally sells for $365.
Answer:
New price: $255.50
Step-by-step explanation:
First you multiply 365x.30
Then you'll get 109.5
Sub that from 365 and you'll get $255.50
can anyone answer this with expanation?
18. ∆PQR =~ ∆RPA ( by SAS )
19. ∆DQR =~ ∆PQR ( by AAS )
20. ∆ARO =~ ∆PQO ( by AAS )
4.33
The number of internal disk drives (in millions) made at a plant in Taiwan during the past 5 years follows:
YEAR
DISK DRIVES
1
140
2
160
3
190
4
200
5
210
a)Forecast the number of disk drives to be made next year, using linear regression.
b)Compute the mean squared error (MSE) when using linear regression.
c)Compute the mean absolute percent error (MAPE).
Could some please help? I would like to make sure my caculations are correct.
Thank you
(a) Forecast: Linear regression the next year is approx 191.6007.
(b) MSE: Mean Squared Error is approximately 249.1585.
(c) MAPE: Mean Absolute Percent Error is approximately 10.42%.
(a) (a) Forecast using linear regression:
To forecast the number of disk drives for the next year, we can use linear regression to fit a line to the given data points. The linear regression equation is of the form y = mx + b, where y represents the number of disk drives and x represents the year.
Calculating the slope (m):
m = (Σ(xy) - n(Σx)(Σy)) / (Σ(x^2) - n(Σx)^2)
Σ(xy) = (1)(140) + (2)(160) + (3)(190) + (4)(200) + (5)(210) = 2820
Σ(x) = 1 + 2 + 3 + 4 + 5 = 15
Σ(y) = 140 + 160 + 190 + 200 + 210 = 900
Σ(x^2) = (1^2) + (2^2) + (3^2) + (4^2) + (5^2) = 55
m = (2820 - 5(15)(900)) / (55 - 5(15)^2)
m = (2820 - 6750) / (55 - 1125)
m = -3930 / -1070
m ≈ 3.6729
Calculating the y-intercept (b):
b = (Σy - m(Σx)) / n
b = (900 - 3.6729(15)) / 5
b = (900 - 55.0935) / 5
b ≈ 168.1813
Using the equation y = 3.6729x + 168.1813, where x represents the year, we can predict the number of disk drives for the next year. To do so, we substitute the value of x as the next year in the equation. Let's assume the next year is represented by x = 6:
y = 3.6729(6) + 168.1813
y ≈ 191.6007
Therefore, according to the linear regression model, the predicted number of disk drives for the next year is approximately 191.6007.
(b) Calculation of Mean Squared Error (MSE):
To calculate the Mean Squared Error (MSE), we need to compare the predicted values obtained from linear regression with the actual values given in the data.
First, we calculate the predicted values using the linear regression equation: y = 3.6729x + 168.1813, where x represents the year.
Predicted values:
Year 1: y = 3.6729(1) + 168.1813 = 171.8542
Year 2: y = 3.6729(2) + 168.1813 = 175.5271
Year 3: y = 3.6729(3) + 168.1813 = 179.2000
Year 4: y = 3.6729(4) + 168.1813 = 182.8729
Year 5: y = 3.6729(5) + 168.1813 = 186.5458
Next, we calculate the squared difference between the predicted and actual values, and then take the average:
MSE = (Σ(y - ŷ)^2) / n
MSE = ((140 - 171.8542)^2 + (160 - 175.5271)^2 + (190 - 179.2000)^2 + (200 - 182.8729)^2 + (210 - 186.5458)^2) / 5
MSE ≈ 249.1585
The Mean Squared Error (MSE) for the linear regression model is approximately 249.1585.
This value represents the average squared difference between the predicted values and the actual values, providing a measure of the accuracy of the model.
(c) Calculation of Mean Absolute Percent Error (MAPE):
To calculate the Mean Absolute Percent Error (MAPE), we need to compare the predicted values obtained from linear regression with the actual values given in the data.
First, we calculate the predicted values using the linear regression equation: y = 3.6729x + 168.1813, where x represents the year.
Predicted values:
Year 1: y = 3.6729(1) + 168.1813 ≈ 171.8542
Year 2: y = 3.6729(2) + 168.1813 ≈ 175.5271
Year 3: y = 3.6729(3) + 168.1813 ≈ 179.2000
Year 4: y = 3.6729(4) + 168.1813 ≈ 182.8729
Year 5: y = 3.6729(5) + 168.1813 ≈ 186.5458
Next, we calculate the absolute percent error for each year, which is the absolute difference between the predicted and actual values divided by the actual value, multiplied by 100:
Absolute Percent Error (APE):
Year 1: |(140 - 171.8542) / 140| * 100 ≈ 18.467
Year 2: |(160 - 175.5271) / 160| * 100 ≈ 9.704
Year 3: |(190 - 179.2000) / 190| * 100 ≈ 5.684
Year 4: |(200 - 182.8729) / 200| * 100 ≈ 8.563
Year 5: |(210 - 186.5458) / 210| * 100 ≈ 11.682
Finally, we calculate the average of the absolute percent errors:
MAPE = (APE₁ + APE₂ + APE₃ + APE₄ + APE₅) / n
MAPE ≈ (18.467 + 9.704 + 5.684 + 8.563 + 11.682) / 5 ≈ 10.42
The Mean Absolute Percent Error (MAPE) for the linear regression model is approximately 10.42%.
This value represents the average percentage difference between the predicted values and the actual values, providing a measure of the relative accuracy of the model.
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your recipe calls for 7 ounces of granulated sugar, but your kitchen scale only measures weight in grams. how many grams of granulated sugar will you need to measure to equal 7 ounces?
Answer:198.447
Step-by-step explanation:
just search 7 ounces to grams
how many times does 70 go into 2,800
Answer:
40
Step-by-step explanation:
Answer:
40
here is the awnser buddy I hope it's right
The Girl Scouts sponsor a Movie Night each year. In the first year, there were 26 participants. In the fourth year, there were 89 participants. Write an equation in slope-intercept form modeling this situation where y, number of participants, is a function of x, number of years. How many participants are predicted for the 6th year?
The required Slope-intercept form is y = 21x + 5 and the number of participants in the 6th year is 131.
Slope-intercept form:The slope-intercept form is One of the most common ways to describe a line's equation. The general form of a slope-intercept form is given by
y = mx + cWhere m is the slope and c is the y-intercept
And the formula for Slope is given by
Slope (m) = (y₂ - y₁)/ (x₂ - x₁)Here we have
Number of participants in 1st year = 26
Number of participants in 4th year = 89
Take number of years as x - coordinate
Number of participants as y - coordinate
As we know for 1 year, number of participants is 26
=> The pair of coordinates = (1, 26)
For 4th year, number of participants is 89
=> The pair of coordinates = (4, 89)
Now we will find the slope-intercept form for the situation
using the coordinates (1, 26) (4, 89)
As we know slope m = (y₂ - y₁)/(x₂- x₁)
Slope m = (89 - 26)/(4 - 1) = 63/3 = 21
As we know slope intercept form, y = mx + c
=> y = 21x + c --- (1)
As per the situation, Line (1) will pass through (1, 26)
=> 26 = 21(1) + c
=> c = 26 - 21
=> c = 5
=> y = 21x + 5
Therefore,
The required Slope-intercept form is y = 21x + 5
To find the number of participants in the 6th year, take x = 6
=> y = 21(6) + 5
=> y = 126 + 5
=> y = 131
Therefore,
The required Slope-intercept form is y = 21x + 5 and the number of participants in the 6th year is 131.
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Jessica is making punch. She mixes 132 ounces of juice and 15 cups of seltzer. How many 6-ounce glasses can she fill with the punch mixture?
Answer:
she can fill 42 6-ounce glasses with the punch mixture
Step-by-step explanation:
1 cup = 8 ounces
15 cups = 120 ounces
132+120 = 252 ounces of punch mixture
252/6 = 42
42 glasses (each glass 6 ounces)
How do you find the gradient of a line?
Answer:
To calculate the gradient of a straight line you choose two points on the line itself.
From the two points we calculate:
The difference in height (y co-ordinates) ÷ The difference in width (x co-ordinates).
If the answer is a positive value then the line is uphill in direction.
If the answer is a negative value then the line is downhill in direction.
Step-by-step explanation:
HELP ASAP PLS, 46 P!!!!
Which similarity statements would be true for the figure? (Select all that apply)
A.
∆ DAB ~∆ DAC
B.
∆ ABD~∆ CBA
C.
∆ DAB~∆ DCA
D.
∆ BCA~∆ ACD
E.
∆ BAC~∆ DCA
Option (A) ΔDAB ~ΔDAC this similarity statement would be true for the figure.
We know that two triangles are similar if they have the same ratio of corresponding sides and equal of corresponding angles.
The fundamental theorem of similarity states that a line segment splits of a triangle into proportional segments if and only if the segment is parallel to the triangle's third side.
Similar triangles are the triangles that look similar to each other but their sizes might not be exactly the same. Two triangles will be similar if the angles are equal and sides are in the same ratio or proportion. Similar triangles may have different individual lengths of the sides of triangles but their angles must be equal and their corresponding ratio of the length of the sides must be the same.
In Δ DAB and Δ DAC
DA = DA
∠D = ∠D
and AB proportional to AC.
Therefore Δ DAB ~ Δ DAC would be true for the figure.
Given question doesn't provide figure. I have attached figure of triangle to complete the question.
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Let
f(x)=12−x
f^-1(x)=
The inverse for f(x) = 12 - x is f^-1(x) = -x + 12
Define Inverse Function
An inverse function or an anti function is defined as a function, which can reverse into another function.
The given equation is ,
f(x) = 12 - x
We can also write like this,
y = 12 - x
Now, for the inverse just swap x and y like this
x = 12 - y
x - 12 = - y
y = -x + 12
Now, we know
y = f^-1(x) = -x + 12
Hence, f^-1(x) = -x + 12
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If a reduced echelon matrix T(x) = 0 has a row of [ 0 . . 0 | 0] or [0 . . .0 | b] , where b =/= 0, it's considered one to one.
a. true
b. false
The correct answer is false. A reduced echelon matrix \(T(x) = 0\) with a row of \([0 . . 0 | 0] or [0 . . . 0 | b]\), where\(b \neq 0\), is not considered one-to-one.
Let's first define what it means for a matrix to be one-to-one.
A matrix is said to be one-to-one if each column of the matrix is linearly independent.
This means that for any given input, there is only one possible output.
Now, let's consider the reduced echelon matrix T(x) = 0. If this matrix has a row of \([0 . . 0 | 0] or [0 . . . 0 | b]\), b ≠ 0, it means that one of the variables in the system of equations represented by the matrix is a free variable.
This free v\(T(x) = 0.\)ariable can take on any value, and the other variables will adjust accordingly.
If the reduced echelon matrix is \([1 0 | 2; 0 0 | 0],\) the system of equations would be \(x = 2\) and y can be any value.
This means that the matrix is not one-to-one, because there are multiple outputs for the same input.
the correct answer is false.
A reduced echelon matrix\(T(x) = 0\) with a row of \([0 . . 0 | 0] or [0 . . . 0 | b]\), where \(b \neq 0\), is not considered one-to-one.
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You deposit $86.50 every 20 months. you use $24.50 every month. after 20 months you use 1/4 of the total money for camp. how much did you use for camp
You used $310 for the camp.
Let's break down the given information step by step to calculate how much money you used for camp:
You deposit $86.50 every 20 months. After 20 months, you make a deposit, so the total amount of money you have is increased by $86.50.
You use $24.50 every month. After 20 months, you have used a total of $24.50 * 20 = $490.
After 20 months, you use 1/4 of the total money for camp. Let's denote the total money you have after 20 months as T. Since you deposit $86.50 every 20 months and you have used $490, the total money you have can be calculated as:
T = $86.50 * 20 - $490
T = $1730 - $490
T = $1240
You use 1/4 of the total money for camp, which is (1/4) * $1240 = $310.
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I need help with number two plz
dont guess, due in a few minuets
For a proper use of unit multipliers to convert 24 square feet per minute, the right choice is A.
How to determine conversion?The proper use of unit multipliers to convert 24 square feet per minute to square inches per second is:
24 ft²/1 min × 12 in/1 ft × 12 in/1 ft × 1 min/60 sec = (24 × 12 × 12)/(1 × 1 × 60) in²/sec
Thus, when these conversion factors are multiplied by the specified value of 24 ft²/1 min:
24 ft²/1 min . 12 in/1 ft . 12 in/1 ft . 1 min/60 sec
= (24 x 12 x 12) in² / (1 x 1 x 1) min x (1 x 1 x 60) sec
= 4,608 in²/sec
Therefore, the correct answer choice is:
24 ft²/1 min . 12 in/1 ft . 12 in/1 ft . 1 min/60 sec.
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TRUE OR FALSE? 8 + 3 = 3 + 8 5 + 4x = 3d + 2 + 3 9- 3h = -3h + 9
Answer:
false
Step-by-step explanation:
1+2, 1/3+1/4, 2^3 * 2^2
(x+1)(x+2) (Simplify Example), 2x^2+2y a x=5, y=3 (Evaluate Example)
y=x^2+1 (Graph Example), 4x+2=2(x+6) (Solve Example)
5th time asking this question i dont know what you people are doing but i have yet to get an answer from anyone so please just answer this (no blank answers) ive wasted over 400 points trying to get an answer
Answer:
3.since two base side are equal
4.sum of interior angle of the triangle is 180
9.base angle of isosceles triangle
16.the inscribed angle from the diameter is 90°
21.being CAE=90°
Answer:
3.since two base side are equal
4.sum of interior angle of the triangle is 180
9.base angle of isosceles triangle
16.the inscribed angle from the diameter is 90°
21.being CAE=90°
Step-by-step explanation:
A pyramid is placed inside a prism with the same base and height. The volume of the part of the prism outside the pyramid is 96 cubic cm. How many cubic centimeters is the volume of the pyramid?
Answer:
\(\mathcal{V}_{pyramid} = \dfrac{96}{2} = \bf 48 \ cm^{3}\)