Unit 4 - Review of F.BF.1, 2, 3

A geometric sequence models what type of function?

• linear
• quadratic
• exponential
• cubic

What is the y-intercept of the function?

• 2
• 3
• 1
• -2

What type of function is f(x)=2(1/7)^x ?

• Exponential Growth
• Linear
• Exponential Decay
• None of the Abovee

Tags

CCSS.HSF.LE.A.1

CCSS.HSF.LE.B.5

What is the common ratio for the sequence:
3, 15, 75...

• 12
• 1/5
• 5

Is the sequence geometric or arithmetic?
6, 18, 54...

• Arithmetic
• Geometric
• Neither

What is the common ratio for the sequence:
28, 14, 7, 3.5...

• 2
• 1/2
• -14
• -7

Write the explicit formula for the geometric sequence.

• a_n = 10(2)^n-1
• a_n = 2(10)^n-1
• a_n = 10(2)ⁿ
• a_n = 2(10)ⁿ

Tags

CCSS.HSF.BF.A.2

CCSS.HSF.LE.A.2

Give the first term and the common ratio of a geometric sequence find the next three terms in the sequence:
a₁ = -3, r = 2

• -6/5, -12/5, -24/5
• -6, -12, -24
• -15, -75, -375
• -3, -15, -75

Find the common ratio for the geometric sequence.

• -4
• 4
• 1/4
• -1/4

Tags

CCSS.HSF.BF.A.2

Determine whether the sequence is arithmetic, geometric, or neither.

• arithmetic
• geometric
• neither

Tags

CCSS.HSF.BF.A.2