Math, asked by rigayan551, 7 months ago

full solution send kro
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Answered by swatirauthan1410
1

Step-by-step explanation:

(6.2)²

6²+(0.2)²+2(6×0.2)

36+0.04+24/10

36+0.04+2.4

36.04+2.4

=38.44

197×203

(200-3) (200+3)

a²- b²=(a+b) (a-b)

200²-3²= 40000-9

=39991

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