Question

evaluate without multiplying directly 97×93​

Answer 1

97×93= 9021..

Hope it helps...

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Answer 2

given question=>>

97×93

now answer

=> (90+7)(90+3)

Now using identity

(x+a)(x+b) = x^2 + (a+b)x+ ab

=>( 90)^2 + (7+3)90 + (7×3)

=> 8100 + 900 + 21

=>>9021

BE BRAINLY//