Question

Find the value of = (1/4)³ + (1/2)-²+ ( 1/5)-¹​

Answer 1

Answer:

(1/4)³ + (1/2)-² + (1/5)-¹

(1/4×1/4×1/4) + (2×2) + (5)

1/64+4+5

1/64+9 = 577/64 = 9.015625

Answer 2

Answer:

$( \frac{1}{4} )^{3} + ({ \frac{1}{2} })^{2} + ( { \frac{1}{5} })^{1} \\ = \frac{1}{64} + \frac{1}{4} + \frac{1}{5} \\ = \frac{1 + 16 + 64}{320} \\ = \frac{81}{320 }$