Question

1-1/2+1/4-1/8+1/16....​

Answer 1

$\frac{1 - 1}{2} + \frac{1}{4} - \frac{1}{8} + \frac{1}{16} \\ = \frac{0 + 4 - 2 + 1}{16} \\ = \frac{3}{16} (ans)$

Hσρє iт нєlρѕ υнн

Answer 2

Answer:

Step-by-step explanation:

S = 1-1/2+1/4-1/8+1/16....​

4S = 4-2+1-1/2+1/4 = 2 + S