Question

$28 \times 32$
ANSWER USING IDENTITIES [ ALGEBRAIC EXPRESSION] CLASS:-8TH​

Answer 1

Answer:

I will give u.

Step-by-step explanation:

Using identity- (iv)

(x+a) (x+b) =x^2 +(a+b)*x +ab.

Taking x=30, a=-2 and b=2.

So,

(30+(-2))(30 +2)=

30^2+(-2+2)30+(-2)*(2)=

900+0+-4=

900-4=896

896 is ur ans. Hope this helps u. Plz mark me brainliest if you found it helpful.