Question

(a+b)^2 = A2+b2+2AB ​

Answer 1

Step-by-step explanation:

$(a + b) {}^{2} = a {}^{2} + {b}^{2} + 2ab$

I hope it helps you

Answer 2

Step-by-step explanation:

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

LHS=(a+b)^2 | RHS= a^2+b^2+2ab

=(a+b)* (a+b)

=(a*a+a*b) (b*a+b*b)

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

=a^2+ 2ab +b^2

=A2+B2+2AB

Therefore LHS=RHS

so,(a+b)^2=a^2+b^2+2ab. (Hence prove)