Question

Simplify each of the following expressions (√5+√7) square

Answer 1

(√5+√7)^2
=5+2√35+7
=12+2√35. #approximate √35=5.19
=12+5.19
=17.19

Answer 2

here, we apply the formula of (a+b) square
so,
we get,
(a+b)^2 = a^2+ b^2+2ab
so, we get..
(√5+√7)^2 = 5+7+2.√35 = 12+2√35

hope it helps..