Question

2. Find the sum of the following series upto n terms and 5 terms
1/4-1/2+1-2+4..... ​

Answer 1

Step-by-step explanation:

1/4 - 1/2 + 1 - 2 + 4 = ?

(1 - 2 + 4 - 8 +16 )/4

(1 + 4 + 16 - 2 - 8 ) /4

(21-10)/4

11/4