Unit 9 Quiz #1 practice

The next term of the sequence 2,4,8,16 are

• 64
• 32
• 108
• 20

Tags

CCSS.HSF.BF.A.2

What kind of sequence is the pattern 400, 200, 100, 50, 25, ...?

• Arithmetic
• Geometric
• Neither

Tags

CCSS.HSF.BF.A.2

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

• 2
• 1/2
• -14
• -7

Tags

CCSS.HSF.BF.A.2

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

Write the explicit formula for the geometric sequence.

• a_n = 4(3)^n-1
• a_n = 3(4)^n-1
• a_n = -4(3)^n-1
• a_n = 3(-4)^n-1

Tags

CCSS.HSF.BF.A.2

Find the common ratio for the geometric sequence.

• 2/3
• 3/2
• -2/3
• -3/2

Tags

CCSS.HSF.BF.A.2

What is a₁₃ given the sequence a_n = 6000(1/2)^n-1

• 14.2

• 2.32

• 10.6

• 1.5

What is the sixth term of the following sequence?

a_n = 1/3(2)^n-1

• 4.08

• 32.43

• 21.3

• 33.3

What is the 12^th term of the geometric sequence?

3, 9, 27, 54, …

• 33,769

• 531,441

• 612,476

• 492,324

What is the 8th term in the geometric sequence?

-4, 12, -36, 108, ...

• -7456

• 8432

• -6743

• 8748