Math, asked by indliasumitra, 9 months ago

Evalute : 9.3x8.7 using identity

Answers

Answered by kunalchoudhurylpm

3

Answer:

80.91

Step-by-step explanation:

(a+b)*(a-b)=a^2-b^2

9.3*8.7

=(9+0.3)*(9-0.3)

=9^2-0.3^2

=81-0.09

=80.91

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