Question

EVALUATE USING IDENTITY:302*304

Answer 1

You can take it as (x+a) (x+b)
By taking (300+2)(300+4)

Answer 2

(x+a)(x+b)=x^2+(a+b)x+ab
302*304
(300+2)(300+4)=
300^2+(2+4)300+2*4
90000+600+1200+8
91808
therefore the ans is 91808