Question

Find the value of :(1/2)-²+(1/3)-²+(1/4)-² *​

Answer 1

Step-by-step explanation:

Given

[(1/2)^-2] + [(1/3)^-2] + [(1/4)^-2]

(1/2)^-2 = 2^2= 2×2 =4

(1/3)^-2 = 3^2 = 3×3 =9

(1/4)^-2 = 4^2 = 4×4 =16

= 4+ 9 + 16

=29

Ans 29