AnswersAZ-Common Core Algebra II BRecursive Formulas

Recursive Formulas Answers

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1
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The constant difference in the y-values is .

A
1
B
0.25
C
1.25
2
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The linear function is .

A
y = x + 1.25
B
y = 1.25x
C
y = 0.25x
3

The differences are all .

A
1
B
1.57
C
3.14
4

The function represented by the table is written as f(x) = .

A
x
B
1.57x
C
10.99x
5

The table shows a relationship.

A
linear
B
quadratic
C
exponential
6

The table shows a relationship.

A
linear
B
quadratic
C
exponential
7

Look at the pentagonal numbers. Use finite differences to determine which function represents the pattern.

A
f(x) = 1.5x - 0.5x
B
f(x) = 1.5x2 + 1.5x
C
f(x) = 1.5x2 - 0.5x
D
f(x) = 0.5x2 + 0.5x
8

The table shows a relationship.

A
linear
B
quadratic
C
exponential
9

The differences are all .

A
first
B
second
C
third
10

The differences are all .

A
first
B
second
C
third
11

The differences are all .

A
first
B
second
C
third
12

The differences are all .

A
24
B
16
C
8
13

The differences are all .

A
1
B
1.57
C
3.14
14

The function represented by the table is written as f(x) = x2.

A
2
B
4
C
8
D
16
15

The function represented by the table is written as f(x) = .

A
x
B
1.57x
C
10.99x

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