Answer:
the graph will have a positive slope(the line will go from lower left to upper right)
question 1: find the area of a triangle whose vertices are (-2, 0), (-2, 6), and (5, 0).
answer choices are 9, 15, 21, or 42 (edit- the answer was 21)
question 2: if the measures of the angles in a triangle are in the ratio 3:4:5, the measure of an exterior angle of the triangle can not be
answer choices are 165, 135, 120, or 105
Can you post a picture of the triangle? it would make this way easier.
what is the next number in the sequence? 3….9….27….81….
Answer:
The next sequence is 243
The pattern is x 3
3 x 3 = 9
9 x 3 = 27
27 x 3 = 81
81 x 3 = 243
Step-by-step explanation:
You're welcome.
Can you please solve this!!
Answer: A
Step-by-step explanation:
Answer:
C
Step-by-step explanation:
If the drive in can only hold 72 cars, the n is all positive integers less than or equal to 72
Y= -1/2x-11 , 16x-8y=-8 Tell whether the lines for each pair of equations are parallel, perpendicular, or neither.
Answer:
perpendicular
Step-by-step explanation:
The standard form of equation of a line is expressed as y = mx+c
m is the slope
c is the intercept
For the line Y= -1/2x-11
Compare
mx = -1/2x
m = -1/2
slope = -1/2
For the equation
16x-8y=-8
Divide through by 8
2x - y = -1
- y = -2x-2
y = 2x+2
Compare
mx = 2x
M = 2
Take the product of the slopes
Mm = -1/2 * 2
Mm = -1
Since the product of their slope is -1, hence the two lines are perpendicular
unit rate for 2010 dollars in 6 months
The unit rate for 2010 dollars in 6 months
Unit rate
2010/ 6 = 335 dollars/ month
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What is the answer to this problem?
Answer:
10
Step-by-step explanation:
(4)(1)+6=10
a square is inscribed in a circle. how fast is the area of the square changing when the circel is increasing at 1 in/min
The area of the square is changing at 12√2 + 2√2t square inches/minute when the circle is increasing at 1 in/min.
Let us find the relationship between r and s using the Pythagorean theorem. Since the square is inscribed in the circle, the diameter of the circle is equal to the diagonal of the square.
2r = s√2
Squaring both sides, we get:
4r² = 2s²or s² = 2r²
Dividing by 2 on both sides, we get:
s²/2 = r²
Differentiating both sides with respect to t, we get:
ds²/dt = 2r (dr/dt)
Dividing both sides by 2s, we get:
ds/dt = r (dr/dt) / s
Substituting r² = s²/2,
\(ds/dt = r (dr/dt) / √2s2s ds/dt = r (dr/dt)s ds/dt = (r/2) (dr/dt)2s ds/dt = r (dr/dt) or dA/dt = 2s ds/dt = 2r (dr/dt)\)
Now, substituting r² = s²/2,
dA/dt = 2s ds/dt = 2(√2 s) (dr/dt) = 2(√2) r (dr/dt)
Now, substituting dr/dt = 1 in/min and r = 6 in (since the circle is increasing at 1 in/min, the radius after t minutes is 6 + t),
dA/dt = 2(√2) (6 + t) (1) = 12√2 + 2√2t square inches/minute
Therefore, the area of the square is changing at a rate of 12√2 + 2√2t square inches/minute.
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Aarons wants to plant an herb garden that is
1 yards long and has an area of 5 square
yards. How wide should the garden be?
Answer:
To find the width of the garden, we need to use the formula for the area of a rectangle, which is:
Area = length x width
In this case, we know the length is 1 yard and the area is 5 square yards. We can substitute these values into the formula and solve for the width:
5 = 1 x width
width = 5/1
width = 5
Therefore, the garden should be 5 yards wide.
A bag contains 9 blue marbles and 36 green marbles. If a representative sample contains 3 blue
marbles, then how many green marbles would you expect it to contain? Explain.
Answer:
It is 12 green marblesStep-by-step explanation:
\( \frac{9}{3} = 3 \\ \\ \frac{36}{x} = 3 \\ x = \frac{36}{3} \\ x = 12\)
I hope that is useful for you :)
What expressions represents the multiplex version of the expression below ?
(6x^2 +5) (2x^3+3)
Answer:
12x^5+18x^2+10x^3+15
Step-by-step explanation:
first you apply the distribution property (FOIL) and you get
12x^5+18x^2+10x^3+15
he function f(x) = −(x + 5)(x + 1) is shown. On a coordinate plane, a parabola opens down. It goes through (negative 5, 0), has a vertex at (negative 3, 4), and goes through (negative 1, 0). What is the range of the function? all real numbers less than or equal to 4 all real numbers less than or equal to −3 all real numbers greater than or equal to 4 all real numbers greater than or equal to −3
Using it's concept, the range of the function is given by:
All real numbers less than or equal to 4.
What is the range of a function?The range of a function is the set that contains all possible output values for the function.
For a concave down parabola, the range is from negative infinity to the y-value of the vertex, which in this problem is of 4, hence the correct option is given by:
All real numbers less than or equal to 4.
The graph of the function is given at the end of the answer, which corroborates our answer, as the range is composed by the values of y of the function.
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Jake is a factory manager for a company that produces batteries. Occasionally, some are found to be defective. Based on previous results, Jake estimates that 12 batteries will be defective for a certain month. However, 10 were actually defective. What is the percent error of Jake’s estimate?
Based on the estimated number of defective batteries and the number of batteries that were actually defective, the percent error of Jake's estimate is 20%
How to find the percent error?The percent error of a problem can be found by the formula:
= (Expected results - Actual results) / 100%
Expected results = 12 defective batteries
Actual results = 10 defective batteries
Jake's percentage error is therefore:
= (12 - 10) / 100%
= 2 / 10 x 100%
= 0.2 x 100%
= 20%
In conclusion, the percent error of Jake's estimate is 20%.
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Given that M angle KLH equals 120° which statement about the figure must be true?
Answer:
m∠HLI = m∠ILM
Step-by-step explanation:
Help me help me help me help me help me help me
Answer:
no that is incorrect I know because i took this test already
Answer:bnjckfkf
Step-by-step explanation:
Dhcj
f(x) = 2x2 + 4x - 1. Find f(3).
Answer:
f(3)=15
Step-by-step explanation:
plug 3 in for x
f(3)=(4)+(12)-1=
16-1=
15
9.
Find the values of x and y.
to
35 degrees
(i need
work shown please)
end answers should b x: 145
y: 35
Step-by-step explanation:
y is a corresponding angle to the 35 degree angle so y = 35°
'x' + the 35 degree angle form a straight line = 180 degrees
x + 35 = 180
x = 145°
Format your answer as needed
I would like the answers to one and two bit the bottom ones
The numeric values for the functions are given as follows:
6 - a) f(-2) = -13.
6 - b) g(4) = 11.
How to find the numeric value of a function?To find the numeric value of a function, we replace each instance of the variable by the desired value.
At item 6a, the function is given by:
f(x) = 5x - 3.
The numeric value at x = -2 is:
f(-2) = 5(-2) - 3 = -10 -3 = -13.
Hence f(-2) = -13.
At item 6b, the function is given by:
g(x) = 0.5x² + 3.
The numeric value at x = 4 is:
g(4) = 0.5(4)² + 3 = 8 + 3 = 11.
Hence g(4) = 11.
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You buy four packages of shoelaces. You pay with a $10 bill and receive $3.24 in change. Determine the price of each package.
this square-based oblique pyramid has a volume of 125\text{ m}^3125 m 3 125, start text, space, m, end text, cubed
Given that the volume of a square-based oblique pyramid is 125 m³ and the square base has sides of 5 meters, we can calculate the height of the pyramid using the formula for the volume of a pyramid. The height of the pyramid is approximately 25 meters.
The volume of a pyramid is given by the formula V = (1/3) * A_base * h, where A_base is the area of the base and h is the height of the pyramid. In this case, the volume is given as 125 m³, and the base is a square with sides of 5 meters. The area of a square base is calculated by squaring one of the sides, so A_base = 5² = 25 m².
We can substitute the known values into the volume formula:
125 = \(\frac{1}{3} * 25 * h\)
To solve for h, we can rearrange the equation:
125 = \(\frac{25}{3} * h\)
h = \(\frac{(125 * 3)}{25}\)
h = 15 * 3
h =45
Therefore, the height of the pyramid is approximately 45 meters.
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The complete question is: this square-based oblique pyramid has a volume of 125\text{ m}^3125 m 3 125, start text, space, m, end text, cubed. a slanted pyramid with a square base. the square base has sides of five meters. a slanted pyramid with a square base. the square base has sides of five meters. what is the height of the pyramid?
what is the y and x intercept ?
y=
x=
Answer:
x-intercept is (-3,0)
y intercept is (0,-4)
Step-by-step explanation:
See attached worksheet
Can someone please help with this ?
Answer: -9n+20
This is the same as 20-9n
================================================
Explanation:
The jump from 11 to 2 is "minus 9"
The jump from 2 to -7 is also "minus 9".
Assuming this pattern continues on, we have an arithmetic sequence with
a = 11 = first termd = -9 = common differenceThe nth term can be found like so
\(a_n = a + d(n-1)\\\\a_n = 11 + (-9)(n-1)\\\\a_n = 11 -9n + 9\\\\a_n = -9n+20\\\\\)
Let's check the answer by trying n = 3
\(a_n = -9n+20\\\\a_3 = -9*3+20\\\\a_3 = -27+20\\\\a_3 = -7\\\\\)
This shows the third term is -7, which matches what the original sequence shows. The answer is partially confirmed. I'll let you check the other values of n. You should get 11 when trying n = 1, and you should get 2 when trying n = 2.
A runner’s goal is to complete a mile in 4 minutes or less. The runner’s speed is 20 feet per second. Does the runner meet the goal? Explain.
Answer:
No, the runner will not reach the goal in 4 minutes.
Step-by-step explanation:
There are 5280 feet in one mile, the runner is going at 20 feet a second so that accounts for 1200 feet a minute,
if we multiply 1200 by 4 we get 4800, which is less then 5280, as a result the runner will not have run enough feet in 4 minutes to get a mile.
Hope this was helpful, have a lovely day! <3
find the number of ways a six-sided die can be constructed if each side is marked differently with dots.
The number of ways a six-sided die can be constructed with different markings on each side is 720.
If we have a six-sided die, each side can be marked differently with dots. This means that we can have six different options for the first side, five different options for the second side (since one of the dots has already been used), four different options for the third side (since two of the dots have already been used), three different options for the fourth side, two different options for the fifth side, and only one option left for the sixth side.
Therefore, to find the number of ways a six-sided die can be constructed if each side is marked differently with dots, we need to multiply all of these different options together. That is, we need to find the product of 6 x 5 x 4 x 3 x 2 x 1, which is equal to 720.
Therefore, there are 720 different ways that a six-sided die can be constructed if each side is marked differently with dots. This is because there are 720 different permutations of six objects, where each object can only appear once, and the order matters.
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what is rebooting computer?
What is the ninth term of the arithmetic sequence defined by the rule below?
A(n) = 14 + 2(n – 1). The ninth term is what?
Please answer will give Brainliest if correct
Answer:
The ninth term is 30
Step-by-step explanation:
Broccoli cost 1. 50 per pound at a store. How much money does 32 ounces of broccoli cost ?
Answer:
$3
Step-by-step explanation:
16 oz in a pound
(2.1 x 104) + (3.5 x 106)
Answer:
the answer is 589.4
Step-by-step explanation:
In doing this equation you do the order of operations:
(2.1 x 104)= 218.4
(3.5 x 106)= 371
you then add the answers together to get:
218.4 + 371 = 589.4
How much storage is needed to represent a simple graph with n vertices and m edges using
a) adjacency lists?
b) an adjacency matrix?
c) an incidence matrix?
The amount of storage required to represent a simple graph with n vertices and m edges can vary depending on the chosen representation. Here's the storage requirement for each representation:
a) Adjacency lists:
In an adjacency list representation, we typically use an array of size n to store the vertices, and for each vertex, we maintain a linked list or an array to store its adjacent vertices. The space complexity of this representation is O(n + m), where n is the number of vertices and m is the number of edges.
Each vertex requires constant space, and each edge is represented by a link or entry in the adjacency list.
b) Adjacency matrix:
In an adjacency matrix representation, we use a 2D matrix of size n x n to represent the graph. Each entry (i, j) in the matrix represents whether there is an edge between vertices i and j. The space complexity of this representation is O(n^2), as we need to store n^2 entries for the complete matrix. However, if the graph is sparse (few edges compared to vertices), the space complexity can be reduced to O(n + m) by only storing the entries corresponding to the existing edges.
c) Incidence matrix:
In an incidence matrix representation, we use a 2D matrix of size n x m, where n is the number of vertices and m is the number of edges. Each entry (i, j) in the matrix represents whether vertex i is incident to edge j. The space complexity of this representation is O(n * m), as we need to store n * m entries for the matrix.
Similar to the adjacency matrix, if the graph is sparse, the space complexity can be reduced to O(n + m) by storing only the entries corresponding to the existing edges.
In summary:
a) Adjacency lists: O(n + m)
b) Adjacency matrix: O(n^2) or O(n + m) for sparse graphs
c) Incidence matrix: O(n * m) or O(n + m) for sparse graphs
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The period t (in seconds) of a pendulum is given by t=2pisqrt(l/32), where l stands for the length (in feet) of the pendulum. if pi=3.14, and the period is 6.28 seconds, what is the length?
The period of the pendulum is the time for one complete cycle of the pendulum of a right swing and a left swing. The value of the length of the pendulum is 2 feet.
Given information-
The period of the pendulum is given as,
\(T = 2\pi \sqrt\frac{L}{32}\)
Here L is the length of the pendulum is feet.
The value of the pi is 3.14.
The period of the pendulum is 1.57 seconds.
Period of the pendulum
The period of the pendulum is the time for one complete cycle of the pendulum of a right swing and a left swing.
The given period of the pendulum is,
\(T = 2\pi \sqrt\frac{L}{32}\)
Put the values,
1.57 = 2 × 3.14 √L/32
1.57 = 6.28 × √1/32 × √L
1.57 = 6.28 × 0.1768 × √L
Solve the equation for L,
√L = 1.57 / 1.11
√L = 1.414
L = 1.414²
L = 2
Thus the value of the length of the pendulum is 2 feet.
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true or false: the following is a function.
Answer:
True
Step-by-step explanation:
It is ok for the inputs to have the same outputs, but not ok for the outputs to have the same inputs.