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ololo11 [35]
3 years ago
12

What is the average rate of change for this quadratic function for the interval

Mathematics
1 answer:
stealth61 [152]3 years ago
6 0
<h3>Answer:   -4  (choice B)</h3>

==========================================================

Explanation:

The table says that when x = 1, the output is y = -2.

So the point (1, -2) is on the parabola.

The table also says that point (3, -10) is on the parabola. We're focusing on this because x = 3 is the other endpoint.

Find the slope of the line through those two points. The slope here is the same as the average rate of change.

m = (y2 - y1)/(x2 - x1)

m = (-10 - (-2))/(3 - 1)

m = (-10 + 2)/(3 - 1)

m = -8/2

m = -4 is the slope, and therefore, the average rate of change from x = 1 to x = 3.

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ElenaW [278]

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3 years ago
1
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Answer:

135 small cubes fill the prism

Step-by-step explanation:

Find the volume of the prism.

V = l * w * h

l = 2 1/4 = 2.25

w = 3/4 = 0.75

h = 1 1/4 = 1.25

V = 2.25 * 0.75 * 1.25

V = 2.109375

I wouldn't round this quite yet.

V of 1 small cube = 1/4 * 1/4 * 1/4 = .015625

So divide the volume of the prism by the volume of the small cube

2.109375/0.015625 = 135

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3 years ago
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Answer:

1 Angle A is 44, 2 angle A is 20.

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The Equation for 1 is x + 45 + 82 + x + 65 = 180 x = -1 A = 44 Degrees

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4 0
3 years ago
1.The reflection image of figure 1 with respect to line m is
NeTakaya

Answer:

1) The reflection image of figure 1 is figure 2

2) Figures 1 and 3

Step-by-step explanation:

* Lets explain some transformation

- In the reflection the line of reflection will lie directly in the middle

 between the original figure and its image

- Corresponding parts of the figures are the same distance from the

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- Reflection does not change size or shape

- Translation moves a shape up, down or from left to right or right to

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* Lets solve the problem

1)

- The reflection image of figure 1 with respect to line m is figure 2

  because the distance between each point on figure 1 and the line

  m is equal the distance between each point on figure 2 and line m

∴ The reflection image of figure 1 is figure 2

2)

- Figure 3 is the image of figure 1 by translation because if figure 1

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∴ The answer is ⇒ Figures 1 and 3

4 0
3 years ago
Line segment CD begins at (-1, 2) and ends at (6, 2). The segment is translated 4 units down and 2 units left. What is the lengt
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The answer is B, with a translation the segement size doesn’t change.
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3 years ago
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