Question

(a+b)^2 =a^2 +2ab +b^2
true / false
​

Answer 1

Answer:

its true

lets have a look on how to prove this formula

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

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

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

= a^2+ab+ab+b^2

hope it help you