Question

(1/2a+1/2b)^2 simplify

Answer 1

4(a^2+b^2+2ab)/4a^2b^2
=(a+b)^2/(ab)^2
=\[(\frac{a+b}{ab})^{2}\]

Answer 2

what

Answer 3

(a+b)^2/(ab)^2

Answer 4

how is that the answer a half+a half squared is equalled to that