English, asked by jitendradixit0107, 6 months ago

by using identities ,find the value of (C) (198)square

Answers

Answered by rimjhimraj446

1

10200

Explanation:

(100-2)sq

100sq -2sq +2(a)(b) -2(a-b)

10000-4+400-2(100+2)

10000-4+400-200+4

10200Answer

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