Question

Evaluate the expression when a= 1/4 and b=6

Answer 1

(5b) / (32a^2)....a = 1/4 and b = 6
now we sub
(5(6) / (32(1/4^2) =
30 / 32(1/16) =
30 / (32/16) = 
30 / 2 =
15 <===