Geometric Series Practice

What is the sum of the first ten terms of the sequence 4, -12, 36, -144 . . . ?

• 59,050
• -59,048
• -78,732
• 118,096

Tags

CCSS.HSF.BF.A.2

Find the sum of the geometric series given r = 3, the 1st term is 2 and the last term is 1458.

• 2186

• 2408

• 1

• 2703

Tags

CCSS.HSA.SSE.B.4

Find S₈ for: 3 + 12 + 48 +...

• 32,756

• 42,560

• 28,765

• 65,535

Tags

CCSS.6.G.A.4

Find the sum of the following series:

-2 - 10 - 50 - 250 ... -6250

• -7812

• -9678

• -8686

• -9932

Tags

CCSS.HSA.SSE.B.4

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

CCSS.HSF.LE.A.2

What is the 14th term of the geometric sequence?

• 14,348,907
• 4,782,969
• 1,594,323
• 45

Tags

CCSS.HSF.BF.A.2

CCSS.HSF.LE.A.2

Evaluate the geometric series below:
4 + 20 + 100 + 500...,  S₇

• 88419
• 78124
• 91846
• 92234

Tags

CCSS.HSA.SSE.B.4

CCSS.HSF.BF.A.2

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

512, 256, 128, ___, ___, ___, ...

• 1024, 2048, 4096

• 32, 8, 2

• 64, 32, 16

• 92, 66, 38

Tags

CCSS.HSF.BF.A.2

CCSS.HSF.IF.A.3

Find the first four terms of the sequence given the rule:
a_n = 4(5)^n-1

• 20, 100, 500, 2500
• 5, 20, 80, 320
• 4, 20, 100, 500
• 4, 9, 14, 19

Tags

CCSS.HSF.BF.A.2

CCSS.HSF.IF.A.2

CCSS.HSF.LE.A.1

CCSS.HSF.LE.A.2

Is the sequence -432, 72, -12, 2,...geometric?

• yes
• no

Tags

CCSS.HSF.BF.A.2

CCSS.HSF.IF.A.3