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Biblioteka

Unit 1A Review

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Pitanje 1
1.

Match each situation (a - e) with the equation that would model it (i - vi). One of the equations will not be used.

Stavka koja se može prevućiarrow_right_altOdgovarajuća stavka

b

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vi

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v

d

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ii

e

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i

a

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iii

c

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iv

Pitanje 2
2.

What is (x - 5)(x + 7) in standard form?

Pitanje 3
3.

What is (2x + 10)(3x - 4) in standard form?

Pitanje 4
4.

What is (x - 10)2 in standard form?

Pitanje 5
5.

What is 3(x + 1)(x - 1) in standard form?

Pitanje 6
6.

What is 4(x2 + 9x - 8) in standard form?

Pitanje 7
7.

What is 4(x + 3)2 in standard form?

Pitanje 8
8.

How many dots in step 5?

Pitanje 9
9.

How many dots in step 20?

Pitanje 10
10.

Is the pattern quadradic, linear, both, or neither?

Pitanje 11
11.

Select ALL of the expression below that could define the number of steps as a function of n, the step number.

Pitanje 12
12.

How many customers if the membership fee is $50 per month?

Pitanje 13
13.

What is the revenue at $50 per month?

Pitanje 14
14.

How many customers if the membership fee is $60 per month?

Pitanje 15
15.

What is the revenue at $60 per month?

Pitanje 16
16.

How many customers if the membership fee is $80 per month?

Pitanje 17
17.

What is the revenue at $80 per month?

Pitanje 18
18.

How many customers if the membership fee is $120 per month?

Pitanje 19
19.

What is the revenue at $120 per month?

Pitanje 20
20.

How many customers if the membership fee is $150 per month?

Pitanje 21
21.

What is the revenue at $150 per month?

Pitanje 22
22.

How many customers if the membership fee is $m per month?

Pitanje 23
23.

What is the revenue at $m per month?

Pitanje 24
24.

Write an equation to represent r, revenue, as a function of m, the membership fee.

Pitanje 25
25.

How much should Anytime Fitness charge per month for a membership?

Pitanje 26
26.

How much will thei earn in revenue at this cost?

Pitanje 27
27.

Where is one x-intercept of your graph?

Pitanje 28
28.

Where is the other x-intercept of your graph?

Pitanje 29
29.

What do the zeros represent?

Pitanje 30
30.

Whose work is correct?

Pitanje 31
31.

What is (2n - 3)(n + 4) written in standard form?

Pitanje 32
32.

Write an equation (in standard form) to model the rock's height after being dropped.

Pitanje 33
33.

Write an equation (in standard form) to model the rock's height after being thrown if its initial vertical velocity is 18 ft./sec.

Pitanje 34
34.

How long does it take for the rock to hit the ground if it's dropped? (Round to the nearest tenth.)

Pitanje 35
35.

How long does it take for the rock to hit the ground if it's thrown? (Round to the nearest tenth.)

Pitanje 36
36.

What is a reasonable domain for this situation? (Round to the nearest tenth.)

Pitanje 37
37.

What is a reasonable domain for this situation? (Round to the nearest tenth?.)

Pitanje 38
38.

With 90 feet of fencing available, what would the width of the rectangular pasture be if the length is 20 feet?

Pitanje 39
39.

With 90 feet of fencing available, what would the area of the rectangular pasture be if the length is 20 feet?

Pitanje 40
40.

With 90 feet of fencing available, what is an expression for the width of the rectangular pasture if the length is l?

Pitanje 41
41.

With 90 feet of fencing available, what is an expression for the area of the rectangular pasture if the length is l?