Algebra Final Exam Review (Exponential Unit Only)

What are the next 3 terms in the following geometric sequence:

512, 256, 128, ____, _____, _____, ...

• 32, 8, 2

• 1024, 2048, 4096

• 92, 66, 38

• 64, 32, 16

Tags

CCSS.HSF.BF.A.2

The rule for finding f(n) of a geometric sequence is

f(n) = 10(2)^n-1.

What is the common ratio (r) of the sequence?

• 2

• 2ⁿ

• 10

• 20

Tags

CCSS.HSF.BF.A.2

This image shows how a certain bacteria grows in a petri dish. What is the common ratio of this sequence?

• 6

• 3

• 2

• 4

Tags

CCSS.HSF.BF.A.2

Find the first four terms of the sequence given by the rule:

f(n) = 4(5)^n-1

• 4, 9, 14, 19

• 5, 20, 80, 320

• 20, 100, 500, 2500

• 4, 20, 100, 500

Tags

CCSS.HSF.BF.A.2

A geometric sequence has a common ratio (r) of 3 and the 8th term , f(8), is 13122.

What is the first term of the sequence f(1) ?

• 18

• 6

• 2

• 3

Tags

CCSS.HSF.BF.A.2

What is the 9th term in a geometric sequence with a common ratio of 2 and a first term of 3?

• 27

• 768

• 1,536

• 384

Tags

CCSS.HSF.BF.A.2

Given the sequence: 125, 25, 5, ...

Write the rule f(n) using the geometric sequence formula:

• f(n) = 125(1/5)^n-1

• f(n) = 625(1/5)^n-1

• f(n) = 125 + 5n

• f(n) = 625(5)^n-1

Tags

CCSS.HSF.BF.A.2

• 15

• 20

• 50

• 9

Tags

CCSS.HSF.IF.A.3

Which of the following recursive formulas represents the given sequence.

7, _ , _, 56...

Tags

CCSS.HSF.IF.A.3

Simplify   (2m⁴)(5m²)

• 10m⁶
• 10m⁸
• 7m⁶
• 7m⁸

Tags

CCSS.HSA.APR.A.1