Question

express in p/q form.
(3^-1 + 4^-1)^2 ​

Answer 1

Answer:

(1/3+1/4)^2

(4+3/12)^2

(7/12)^2

49/144

Answer 2

Answer:

(1/3+1/4)²

= (1/3)²+(1/4)²+2×1/3×1/4 [since (a+b)²=a²+b²+2ab]

= 1/9+1/16+2/12

=1/9+1/16+1/6

=16+9+24/144

=49/144

I hope the answer is helpful to you.