The balances and the running total, given the checking account record is :
2 / 14 - $ 209. 402 / 15 - $ 144. 402 / 17 - $ 525.73 2 / 22 - $ 471.26 2 / 22 - $ 95.27How to find the balances ?The balance on the 14 th of February would be:
= Balance forward - Amount of check
= 299. 88 - 90. 48
= $ 209. 40
The balance on 2 / 15 :
= 209. 40 - 65
= $ 144. 40
The balance on 2 / 17 :
= 144. 40 + 381.33 which is a deposit
= $ 525.73
The balance and running total on 2 / 22 :
= 525. 73 - 54.47
= $ 471.26
The balance on 2 / 22 after the National Mortgage deduction is:
= 471. 26 - 375.99
= $ 95.27
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(-1,1,5)
9
8
7-
6
5
4
3₂
-3-2-1₁
(1,5)
(0,3)
Which exponential function is represented by the graph?
Of(x)=2(3¹)
Of(x)=3(3)
Of(x)=3(2)
O f(x) = 2(2¹)
The value of the equation that defines the function is f(x) = 3(5/3)ˣ
Finding an equation defining the functionFrom the question, we have the following parameters that can be used in our computation:
(0, 3) and (1, 5)
An exponential function is represented s
y = abˣ
Where,
a = y when x = 0
So, we have
y = 3bˣ
Using the other point, we have
3b = 5
This gives
b = 5/3
So, we have
f(x) = 3(5/3)ˣ
Hence, the equation defining f is f(x) = 3(5/3)ˣ
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Can someone help me I don’t get it
Which equation does the graph of the system of equations solve?
Answer:
d
Step-by-step explanation:
i need help,how do i answers the tables,im condufesed .
Answer:
Step-by-step explanation:
When x = 0
y = 3x -1
= 3*0 - 1 = 0 - 1
y = -1
(0 , -1)
When x = 1,
y = 3*1 - 1 = 3 - 1
y = 2
(1 , 2)
Plot these points (0,-1) and (1, 2) in the graph and join them
What is the volume of the prism below?
8
A. 280 units3
B. 234 units3
C. 140 units 3
D. 560 units3
Answer:
140 units3
Step-by-step explanation:
The volume of the prism below is 420 cubic units.
What is Three dimensional shape?a three dimensional shape can be defined as a solid figure or an object or shape that has three dimensions—length, width, and height.
The prism is a three-dimensional shape that has base area, and height. The volume of a prism is equal to the product of base area and height of a prism.
The volume of the prism= B×H
Where, B is base area of prism, and H is height of prism.
Given that,
Length of prism (L) = 12 centimeters
Width of prism(W) = 14 centimeters
B=1/2×12×5
=30
Now volume of prism = 30×14
=420 cubic units
Hence, the volume of the prism below is 420 cubic units.
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What is the coeficient in the expression 10x + 8
10 is because the coefficient means which ever number has a variable
Hope this helps! :D and may i have brainliest?
GIVING BRAINLIST PLEASE HELP!!!
The probability that a randomly selected point within the circle would fall in the red- shaded area is 45. 833 %
How to find the probability ?The arc that is covered by the red - shaded area in the circle has a degree measure of 165 degrees. This is out of the total circle angle measure of 360 degrees.
This therefore means that the probability that a randomly selected point within the circle would fall in the red- shaded area can be found to be :
= Angle measure of red - shaped area / Total area x 100 %
= 165 / 360 x 100 %
=0. 45833 x 100 %
= 45. 833 %
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Determine if the given ordered pairs are solution of x+ 4y = 7.
1. (3,1)
Solutions:
Answer:
True
Step-by-step explanation:
3 X 1 = 3
4 X 1 = 4
3 + 4 = 7
Hope this helps!
Answer:
(3, 1) is a solution
Step-by-step explanation:
If the coordinates are solutions of the equation, you should be able to solve the equation to get the y-value when you input the x-value;
So in the case of (3, 1), input x = 3 and solve for y:
(3) + 4y = 7
4y = 4
y = 1
Solving the equation gives y = 1, which is the same as the given coordinates, hence it is a solution or, in other words, this point falls on the line graphed by the equation
Draw a quick picture to find the product of 3×800
Answer:
daymn
it's gonna be okay
For what values of theta do maximum r-values occur on the graph the polar equation r = 2 cos4 theta? Note that the maximum r-value occurs at a point that is the maximum distance from the pole
Answer:r=2 cos^4(theta)
Step-by-step explanation:To find the values of theta where the maximum r-values occur on the graph of the polar equation r = 2 cos^4(theta), we need to find where the derivative of r with respect to theta is equal to zero, since the maximum r-values occur at these points.
First, we can simplify the equation by using the identity cos(2theta) = 2cos^2(theta) - 1 and substituting cos^2(theta) = (1 + cos(2theta))/2. This gives:
r = 2 cos^4(theta) = 2(1/2 + 1/2 cos(2theta))^2 = 1 + cos(2theta) + cos^2(2theta)/2.
Next, we can take the derivative of r with respect to theta, using the chain rule:
dr/dtheta = -sin(2theta) - 2cos(2theta)sin(2theta).
Setting this equal to zero and factoring out sin(2theta), we get:
sin(2theta)(-1 - 2cos(2theta)) = 0.
This equation is satisfied when sin(2theta) = 0 or cos(2theta) = -1/2.
When sin(2theta) = 0, we have 2theta = k*pi for some integer k. Therefore, theta = k*pi/2.
When cos(2theta) = -1/2, we have 2theta = 2*pi/3 + 2*k*pi or 2theta = 4*pi/3 + 2*k*pi for some integer k. Therefore, theta = pi/3 + k*pi or theta = 2*pi/3 + k*pi.
These are the values of theta where the maximum r-values occur on the graph of the polar equation r = 2 cos^4(theta).
The table below shows the number of marbles of each color sold in a single box. There are a total of 25 marbles in the box.
Marbles in the Box
Color
Number
red
11
blue
11
green
3
The likelihood of an event occurring may be described as being certain, more likely, equally likely, less likely, or impossible
We will find the probability of getting each color of marble, and we will see that getting red and blue is equally likely, while getting green is less likely.
How to find the probabilities for each color of marble?
If we draw a marble at random from the box, all of them will have the same probability of being drawn.
Then the probability of getting a given color is given by the quotient between the number of marbles of that color and the total number of marbles.
Probability of getting red:
P = 11/25 = 0.44 This is really close to 50%, so this is equally likely.
Probability of getting blue:
P = 11/25 = 0.44 This is really close to 50%, so this is equally likely.
Probability of getting green:
P = 3/25 = 0.12 This is really close to 0%, so this is less likely.
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2.In quadratic equation ax2 + bx + c = 0, if discriminant is D= b2 - 4ac, then roots of the quadratic equation are
(choose the correct alternative)
(1) Real and distinct, if D > 0
(2) Real and equal (i.e., repeated roots), if D = 0.
(3) Non-real (i.e. imaginary), if D< 0
(4) All of the above are correct
Answer:
(2) Real and equal (i.e., repeated roots), if D = 0.
Step-by-step explanation:
.In a quadratic equation ax2 + bx + c = 0, if discriminant is D= b2 - 4ac, then roots of the quadratic equation are
Real and equal (i.e., repeated roots), if D = 0.
If the D > b² - 4ac then it's real and distinct.
NO LINKS!! URGENT HELP PLEASE!!!
5. Find the domain and the range for each of the following graphs.
Answer:
Domain: x \(\geq\) -5
Range: y \(\geq\) -3
Step-by-step explanation:
The domain is all the possible inputs or x value. x will be greater than -5.
The range is all of the possible outputs or y value. y will be greater than -3
Answer:
Domain: [-5, ∞)
Range: [-3, ∞)
Step-by-step explanation:
The given graph shows a continuous curve with a closed circle at the left endpoint (-5, -3) and an arrow at the right endpoint.
A closed circle indicates the value is included in the interval.
An arrow shows that the function continues indefinitely in that direction.
DomainThe domain of a function is the set of all possible input values (x-values).
As the leftmost x-value of the curve is x = -5, and it continues indefinitely in the positive direction, the domain of the graphed function is:
Interval notation: [-5, ∞)Inequality notation: x ≥ -5Set builder notation: {x ∈ R | x ≥ -5 }RangeThe range of a function is the set of all possible output values (y-values).
From observation, it appears that the minimum y-value of the curve is y = -3. The curve continues indefinitely in the positive direction in quadrant I. Therefore, the range of the graphed function is:
Interval notation: [-3, ∞)Inequality notation: y ≥ -3Set builder notation: {y ∈ R | y ≥ -3 }What is the image point of (5,0)(5,0) after a translation right 5 units and down 3 units?
Answer:
(10,-3)
Step-by-step explanation:
Determine the points of discontinuity for the following rational function. y= x+6/x^2 +11x+30
The function has a vertical asymptote at x = -6 and a hole at x = -5.
To find the points of discontinuity, we need to look for values of x that make the denominator of the fraction equal to zero. We can factor the denominator of the rational function as follows:
x² + 11x + 30 = (x + 6)(x + 5)
So the function is undefined for x = -6 and x = -5, since these values make the denominator equal to zero.
These are the points of discontinuity for the rational function.
At x = -6, the function has a vertical asymptote. To see this, we can examine the behavior of the function as x approaches -6 from the left and right:
As x approaches -6 from the left (i.e., x < -6), the denominator becomes a large negative number, while the numerator is a small negative number. So the fraction becomes a large negative number. As x approaches -6 from the right (i.e., x > -6), the denominator becomes a large positive number, while the numerator is a small positive number. So the fraction becomes a large positive number. Therefore, the function has a vertical asymptote at x = -6.
At x = -5, the function has a hole.
To see this, we can factor out the common factor (x + 6) from the numerator and denominator of the fraction:
y = (x + 6)/(x + 6)(x + 5) = 1/(x + 5)
So the function is undefined at x = -5, but we can see that the numerator and denominator have a common factor of (x + 5), which cancels out. Therefore, the function has a hole at x = -5, and can be defined at this point by the limit as x approaches -5:
lim (x -> -5) y = lim (x -> -5) 1/(x + 5) = -∞
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In a really exciting part of the book, the student read 18 pages in one sitting. For how many minutes did she read?
What is the length of the hypotenuse of a 45°-45°-90° triangle with leg length 5√3?
D. 10√6
A. 2√6
B. 5√6
C. 10√3
The response is B) 5√6 in accordance with the provided assertion.
What in mathematics is the hypotenuse?The hypotenuse of a right triangle is its longest side; its "opposite" side is the side that confronts the angle in issue; and its "adjacent" half is the side that faces it.
In a 45°-45°-90° triangle, the two legs are congruent, and the hypotenuse is equal to the leg multiplied by √2.
In this case, the leg length is given as 5√3.
Thus, the hypotenuse will have the following length:
hypotenuse = leg x √2 = 5√3 x √2 = 5√(3 x 2) = 5√6
Therefore, the answer is B) 5√6.
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The area of a rectangle is 3x2 - 12x square yards. If the width is 3x yards, what is the length of the rectangle?
Answer:
x - 4 yards.
Step-by-step explanation:
Given:
Area of rectangle = 3x^2 - 12x square yards
Width = 3x yards
To find:
Length of rectangle
Solution:
The area of a rectangle is equal to the product of its length and width.
Area of rectangle = Length * Width
Substituting the given values, we get:
3x^2 - 12x = Length * 3x
Length =( 3x^2 - 12x )3x
Length = x-4
Therefore, the length of the rectangle is x - 4 yards.
Answer: The length of the rectangle is x - 4 yards.
Step-by-step explanation:
We can create an equation to solve this word problem, where the variable L = length.
3x × L = \(3x^2 - 12x\)
We need to solve for the variable L, to find the length of the rectangle.
First lets factor the right side of the equation to make it easier to divide with.
3x × L = \(3x^2 - 12x\)
We can factor out 3x from the right side of the equation.
3x × L = 3x(x - 4)
Now we need to get the variable L by itself (isolating the variable). In order to do that, we can divide both sides by 3x.
3x × L = 3x(x - 4)
/3x /3x
L = x - 4
The length of the rectangle is x - 4 yards.
Match the description with the ratio. 1. There are four red bows out of ten bows. 6:10 2. There are three silver bows for every four red bows in a bag. 3:10 3. There are six blue bows and ten silver bows. 3:4 4. There are three black bows out of a bag of ten bows. 4:10 pls help daddy
Answer:
There are six blue bows and ten silver bows. = 6:10
There are four red bows out of ten bows. = 4:10
There are three black bows out of a bag of ten bows. = 3:10
There are three silver bows for every four red bows in a bag. 3:4
Write a proof of the Polygon Exterior Angle-Sum Theorem. The sum of the measures of the exterior angles of a convex polygon, one at each vertex, is 360. The sum of the measures of n pairs of interior and exterior angles is
Weare asked to write a proof of the Exterior angle Theorem that states that the sum of exterior angles in any polygon adds to 360 degrees.
Consider first the theorem that states that the sum of the interior angles of a polygon of "n" sides is given by:
180 * (n-2)
We also know that since the exterior angles of the polygon are all "supplementary" angles to the interior angles, then the addition of ALL interior angles PLUS the addition of ALL exterior angles of a polygon of "n" sides must give:
Sum ALL interior Angles + Sum ALL exterior Angles = n * 180
We can now use the theorem mentioned above about the sum of the interior angles of a polygon of "n" sides as: 180 * (n - 2)
Then we can find the Sum of ALL experior angles by subtracting the formula as shown:
Sum ALL interior Angles + Sum ALL exterior Angles = n * 180
180 * (n - 2) + Sum ALL exterior Angles = n * 180
using distributive property
180 n - 360 + Sum ALL exterior Angles = n * 180
subtract 180 n from both sides
- 360 + Sum ALL exterior Angles = n * 180 - 180 n
- 360 + Sum ALL exterior Angles = 0
add 360 to both sides
Sum ALL exterior Angles = 0 + 360
Sum ALL exterior Angles = 360
which is what we wanted to prove.
I need help with this please
Answer: Felix spent 5 hours doing chores and 3 hours doing homework
Step-by-step explanation:
It says that x represent chores, y represents homework
Answer:
(5, 3)
Step-by-step explanation:
x represents hours of chores y represents hours of homework
Exponential form of root 3^2y
Answer:
Please remember
n
√
x
is written as
x
1
n
in exponential form
Hence
3
√
x
2
y
can written as
(
x
2
y
)
1
3
As
(
x
a
)
b
is nothing but
x
a
⋅
b
3
√
x
2
y
=
(
x
2
y
)
1
3
=
x
2
⋅
(
1
3
)
*
y
1
3
=
x
2
3
*
y
1
3
Step-by-step explanation:
Evaluate the integral by interpreting it in terms of areas. In other words, draw a picture of the region the integral represents, and find the area using geometry. ∫ 9 0 | 6 x − 6 | d x
Answer:
-189
Step-by-step explanation:
\(\int^9_0 \ |6x-6| \ dx\)
⇒ 6x - 6 = 0
6x = 6
x = 1
\(\int^9_0 \ (6x- 6 ) \ dx = \int^9_0 \ -(6x - 6) \ dx\)
\(= - \Big[ \dfrac{6x^2}{2}- 6x \Big]^9_0\)
\(= - \Big[ \dfrac{6(9)^2}{2}- 6(9) - 0 \Big]\)
\(= -(243 - 54 - 0 )\)
= -189
solve the inequality-2+4x<14
Answer: x<4
Step-by-step explanation:
If we break this down as
-2+4x<14 and we add 2 to both sides
4x+<16 and divide by 4
and you get x<4
Find the quotient of -4 1/6 and -3 1/3
A) 13 8/9
B) -5/6
C) -7 1/2
D) 1 1/4
Answer:
B -5/6
Step-by-step explanation:
i need help with the bottom half. I’ll give brainielst
Answer:
Yes
Step-by-step explanation:
y = -1 + 2/3 x
3 = -1 + 2/3 × 6
3 = -1 + 12/3
3 = -1 + 4
3 = 3 Yes, checks out
What is 3/8 divided by 4/1
Someone help me please
Express the cosine of < W as a ratio of the given side lengths.
A long distance runner does a first lap around a track in exactly 50 seconds. As she tires each subsequent lap takes 20% longer than the previous one. How long does she take to run 3 laps?
9514 1404 393
Answer:
182 seconds, or 3 minutes 2 seconds
Step-by-step explanation:
The second lap takes ...
(50 s)(1 +20%) = (50 s)(1.2) = 60 s
The third lap takes ...
(60 s)(1.2) = 72 s
The three laps take 50 +60 +72 = 182 seconds, or 3 minutes 2 seconds.
An item that cost $220 has been marked up by 15% since last year. However, a person can buy the item for a 25%
employee discount. How much will the employee pay?
Answer:189.75
Step-by-step explanation: 220 * 0.15 = 33
220 + 33 = 253
253 * 0.25 = 63.25
253 - 63.25 = 189.75