Ch 7 Review

Is the sequence arithmetic: -3, 3, -3, 3, ...

• Yes
• No

Tags

CCSS.HSF.BF.A.2

Is the sequence arithmetic: 17, 9, 1, -7, ...

• Yes
• No

Tags

CCSS.HSF.BF.A.2

Find the common difference: -34, -29, -24, -19, ...

• d = -5
• d = 5
• d = -6
• d = 6

Tags

CCSS.HSF.BF.A.2

Find the common difference: 29, 21, 13, 5, ...

• d = -10
• d = -9
• d = -8
• d = -7

Tags

CCSS.HSF.BF.A.2

Find the 26th term in the arithmetic sequence: 20, 26, 32, 38, ...

• 182
• 176
• 170
• -118

Tags

CCSS.HSF.BF.A.2

Evaluate: $\sum_{x=1}^{11}\left(5x-2\right)$  

• 308

• 503

• 53

• 8

Evaluate:  $\sum_{k=1}^6\left(2k-1\right)$  

• 1

• 11

• 36

• 38.5

Find the sum for the given series: You will need to follow ex 3 from 7.2 notes.

a₁=22

d=-8

n=21

• 1911

• -1449

• -2436

• -1218

Given f(x)=2x+25, find f(5).

• f(5) = 60
• f(5) = 40
• f(5) = -15
• f(5) = 35

Tags

CCSS.HSF.IF.A.2

Given f(x) = 3x + 10
and g(x) = x - 2
Find f(g(5))

• 19
• 23
• -10
• None of these.

Tags

CCSS.HSF-BF.A.1C