Question

(1/3)-²+(1/2)-²+(1/4)-²​

Answer 1

(9) + (4)+ (16)
13 + 16
29

Answer 2

Answer:

The Answer is 29.

Step-by-step explanation:

∵ $(1/a)^{-m} = (a)^{m}$

Using this:

$(1/3)^{-2} + (1/2)^{-2} + (1/4)^{-2}\\\\ (2/1)^{2} + (3/1)^{2} + (4/1)^{2}\\\\4 + 9 + 16= 13 + 16\\29$

∴ The Answer is 29.