Finite Geometric Series

Which of the following represents the SUM of a geometric series with 8 TOTAL terms and whose FIRST TERM is 3 and whose COMMON RATIO is 4?

• 32,756

• 42,560

• 28,765

• 65,535

Which is closest to the sum of the first 11 terms of a sequence that begins with 1/2 that has a common ratio of 2.5?

• 15000

• 8000

• 5000

• 300

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

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

Find the sum of the geometric series.

2 + 12 + 72 + 432

• 432

• 518

• 211

• 438

What is the sum of the first 10 terms for the following geometric series:
2-6+18-54+...

• 59048
• -29524
• 524288
• 3069

Find the next three terms of the geometric sequence: -4, -12, -36, -108, ...

• 36, -108, 324
• -324, -972, -2916
• 324, -972, 2916
• -108, 324, -972

Find the sum of the finite geometric series when given the following information:

a₁ = -2, a_n = -1458, r = 3

• -2186

• -2408

• -2916

• -2703

Find the sum of the finite geometric series:

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

• -7812

• -9678

• -8686

• -9932

What type of series is
32 + 16 + 8 + 4 + 2 + 1

• Finite Arithmetic
• Finite Geometric
• Infinite Arithmetic
• Infinite Geometric

Evaluate the geometric series below:
a₁ = 4, a_n = 262144, r = 4

• 349524
• 341690
• 344023
• 338135