Math, asked by jassu1, 1 year ago

using indenty slove. (998)2

Answers

Answered by lohithanaidu
3
(998)²=(1000-2)²
We know that (a-b)²=a²-2ab+b²
Here,a=1000,b=2
(1000-2)²=(1000)²-2(1000)(2)+2²
⇒1000000-4000+4
⇒996004.
Therefore,(998)²=996004 .
Answered by Fifth
0

Answer:

(998)²

(a-b)²=a²-2ab+b²

=(1000-2)²

=(1000)²-2*1000*2+2²

⇒1000000-4000+4

⇒996004.

(998)²=996004 .

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