English, asked by shehalasherin4867, 1 year ago

Q-Using identity (197) (203) ?
Sir please solve it

Answers

Answered by warwix51
0
Hey buddy.

197 can be written as 200-3
and 203 can be written as 200+3

therefore, 197x203
= (200-3)(200+3)
using identity (a+b)(a-b)=a^2 - b^2

we get, 200x200 - 3x3
=40000-9
=39991

please mark me as brainliest.
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