Find Sum of N Terms and First Term Geometric Series

Use the formula S_n to find the sum of the first five terms of the geometric sequence.

• 124/3

• 41

• 42

• 125/3

Find the sum of the geometric series.

• 248

• 124

• 120

• 240

Use the formula S_n to find the sum of the first five terms of the geometric sequence.

• 22

• 2/3

• 18

• 21

Find the sum of the geometric series.

• 732

• -732

• 244

• -244

Find the sum for the following series. 

• 49

• 3.14

• 1.33

• 1.66

Find the sum for the following series. 

• 44

• -162

• -682

• 324

Find the sum for the following series. 

• 49

• 3.14

• 1.33

• 1.66

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

• 59,050

• -59,048

• -78,732

• 118,096

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

• 59048

• -29524

• 524288

• 3069

Find the sum of the infinite geometric series, if it exists:

5 + 4 + 3.2 + 2.56 + ...

• 25

• 5

• -1

• 0.8