Find A1 And Sum Of N Terms Of Geometric

What is the sum of the first 10 terms for the following geometric series:
1+1/2+1/4+1/8+1/16+...

• 0.999

• 0.002

• 9.8

• 1.998

Find the sum of a geometric series where

a₁=4, r = -2 , a_n = 16,384

• -10,921.3333333

• 10,922

• 10,924

• -10,924

Evaluate the sum of the geometric series:

-1 + 5 - 25 + 125 + ... + 78,125

• 65104

• 56732

• -1/6

• 65816

Evaluate sum S₈:

a₁=?, a₈=839,808, r= -6

• 717456

• 719835

• 665624

• 668938

Find the sum for the following series. 

• 49

• 3.14

• 1.33

• 1.66

Find the sum of the geometric series.

• 248

• 124

• 120

• 240

Find the sum for the following series. 

• 44

• -162

• -682

• 324

Find the sum of the geometric series.

• 732

• -732

• 244

• -244

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 three terms of the sequence 3, 15, 75,375...?

• 15

• 67

• 93

• 125