Math, asked by kashu85, 11 months ago

Solve the question and put the suitable identity : a) (9.0 - 0.1)square b) (51 ) square - (41 ) square

Answers

Answered by ask1198

1

a (9.0-0.1)^2=81+0.01-2×9×0.1=81.01-1.8=79.21
b51^2-41^2=(51+41)(51-41)=92×10=920

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