Ch. 5 Review

Identify the common difference.
97, 86, 75, 64, ...

• 8
• 11
• -11
• -8

Find the 35th term in the arithmetic sequence: -10, -14, -18, -22, ...

• -216
• -148
• -146
• -150

Tags

CCSS.HSF.BF.A.2

Write an explicit rule for the sequence 5, 15, 45, . . . ?

• a(n)=t(n+1)x3
• a(n)=5/3(3)ⁿ
• a(n)= 3(5)ⁿ
• a(n)=5(3)ⁿ

What is the explicit formula that represents this sequence:
2, 8, 14, ...

• a_n = 2(6)^n-1
• a_n = 2 + 6(n-1)
• a_n = a_n-1 + 6
  a₁ = 2
• a_n = 6*a_(n-1)
  a₁ = 2
  

Tags

CCSS.HSF.BF.A.2

What is the rate of change for the following graph?

• 80
• 20
• 40
• 160

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

Using the equation f(x)=4x-3, What is f(3)?

• 9
• 11
• 3
• -3

Is the equation y=3^x linear, quadratic, or exponential?

• linear
• exponential
• quadratic

Tags

CCSS.HSF.LE.A.1

The recursive formula is used to find the next value in a sequence of numbers.

• True
• False

Tags

CCSS.HSF.IF.A.3

What is the explicit rule for the sequence:
11, 22, 44, 88...

• a_n = 2(11)^n-1
• a_n = 11x2
• a_n = 11(2)^n-1
• a_n+1 = a_{n *} 2;  a₁ = 11

Tags

CCSS.HSF.LE.A.2

What is the explicit equation for this function?

• f(x) = -3x - 11
• f(x) = 3x - 11
• f(x) = -3x - 5
• f(x) = -3x - 8

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2