Question

GIVE SOME IMPORTANT IDENTITIES OF ALGEBRA???? ​

Answer 1

$\huge\mathfrak\red{Solution}$

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

.

.

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

.

.

(3.)a^2-b^2 =(a+b) (a-b)

.

.

$\huge\mathfrak\red{Followme}$

Answer 2

Step-by-step explanation:

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

(a-b)2 = a2-2ab+b2

(a+b)(a-b)= a2 -b2