Math, asked by sandeepstps2007, 11 days ago

(300+90) evaluate by using suitable identity

Answers

Answered by lipikamondal1910

0

Answer:

390 is answer

Step-by-step explanation:

Hope it helps!!!!

Answered by MayankSingh85

0

Answer:

390 there's no suitable identity to be used here.

If the question would be like 399×401 then Identity could be used like = (400-1)(400+1) =

(400) ²- (1) ²= 160000-1= 159999

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