Question

a plus b the whole square

Answer 1

${(a + b)}^{2} = {a}^{2} + {b}^{2} + 2ab$
I hope this could be the answer , Please mark as brainliest .

Answer 2

hey,

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

where ^ denotes to the power

hope it helps...