Math, asked by anisha125, 1 year ago

using identity find 105×102.

Answers

Answered by saty10
4
105 ×102
(100+5)×(100+2)
100×100+2×100+5×100+5×2
10000+200+500+10
10000+700+10
10710is the answer
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Answered by himanshiguptayoo
0

Answer:


Step-by-step explanation:


102 X 105


(100+2) (100+5)


(X+A)(X+B)=x²+(A+B)X+AB


100²+(2+5)100+2X5


10000+700+10


10710

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