1.

Expand the following using suitableidentitiesa) (x + 13)(x +20)​

Answer»

Answer:X^2+33x+260

Step-by-step EXPLANATION:

There is one IDENTITY

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

So we will apply this identity, here a=13 and b=20

(x+13) (x+20)

=x^2+(13+20) x+(13) (20)

=x^2+33x +260

Hope it HELPED u,

u try i KNOW u can do it.



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