Question

(a+b)^2 formula?????

Answer 1

Answer:

a^2 + 2ab + b^2

Mark as the brainliest answer!!

Answer 2

Answer:

$a^2 + 2ab + b^2$

Step-by-step explanation:

$(a+b)^2$  =  $(a+b)*(a+b)$

             =  $[(a+b)*a] + [(a+b)*b]$

             =  $[a^2 + ab] + [ab+b^2]$

             =  $[a^2 + ab] + ab + b^2$

             = $a^2 + 2ab + b^2$

Hope it's helpful...