Question

if a + b is equal to 7 and a square + b square is equal to 24 find a + b whole square

Answer 1

a+b=7

a²+b²=24 The information is not needed

(a+b)²=(a+b)(a+b)

= 7 x 7

= 49

Therfore (a+b)²=49

Hope it helps