Question

What is the sum of the first 17 terms of the series 3 - 6 + 12 - 24 +...

A. 131,071
B. -131,071
C. 131,073
D. -131,073

Answer 1

C: 131,073

Explanation:

The pattern is multiplying by 2 and changing the operation each time, and if you repeat that 17 times and put the equation into a calculator you get 131,073.