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Biblioteka

4-2 Practice

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Posljednje ažuriranje over 3 years ago
31

Use this function to answer 1-5

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Use this function to answer 6-10

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Use this function to answer 13-15

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Use this function to answer 16-18

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Use this function to answer 22-23

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Use this function to answer 24-25

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For these word problems, draw a picture and label everything you know. You'll need to find the vertex first. And remember, parabola's have symmetry!! Don't forget your units.

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Pitanje 26
26.

Find the x-value of the vertex. Round up to the nearest whole number.

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Pitanje 1
1.
Pitanje 2
2.

What is the axis of symmetry?

Pitanje 3
3.

Does it have a min or max? What is it? (answer looks like: max y=2)

Pitanje 4
4.

What is the y-int?

Pitanje 5
5.

What is the range?

Pitanje 6
6.
Pitanje 7
7.

What is the axis of symmetry?

Pitanje 8
8.

Does it have a min or max? What is it? (answer looks like: min y=2)

Pitanje 9
9.

What is the y-int?

Pitanje 10
10.

What is the range?

Pitanje 11
11.

Graph this function by finding the vertex. Then plot the y-int and a point on the other side for symmetry.

Pitanje 12
12.

Graph this function by finding the vertex. Then plot the y-int and a point on the other side for symmetry.

Pitanje 13
13.

What is the x-value of the vertex? *hint:

Pitanje 14
14.

What is the vertex? (plug in x and solve for y)

Pitanje 15
15.

Write the function in vertex form ('a' stays the same)

Pitanje 16
16.

What is the x-value of the vertex? *hint:

Pitanje 17
17.

What is the vertex? (plug in x and solve for y)

Pitanje 18
18.

Write the function in vertex form ('a' stays the same)

Pitanje 19
19.

What is the x-value of the vertex? *hint:

Pitanje 20
20.

What is the vertex? (plug in x and solve for y)

Pitanje 21
21.

Write the function in vertex form ('a' stays the same)

Pitanje 22
22.

Write the function in standard form

Pitanje 23
23.

What is the y-intercept? (remember, it's an ordered pair!)

Pitanje 24
24.

Write the function in standard form

Pitanje 25
25.

What is the y-intercept?

Pitanje 27
27.

How high above the ground is the tallest point of the arch? (find the y-value of the vertex by plugging in the x-value you found, round up to the nearest whole number)

Pitanje 28
28.

How far apart are the legs of the arch at their bases? (assume the arch starts at (0,0) on the graph and remember SYMMETRY)

Pitanje 29
29.

Find the x-value of the vertex. Round to the nearest whole number.

Pitanje 30
30.

What is the maximum height that the ball will reach?

Pitanje 31
31.

At what distance from the batter will the ball hit the ground? (the batter is at (0,0))