Question

Using the identity (x+a)(x+b),evaluate the 107×93=

Answer 1

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HERE'S UR ASNWER..

=> 107 × 93

=> (100 + 7) (100 - 7)

=> (100) ^2 + { 7 + (-7) }100 + 7(-7)

=> 10000 + 0 - 49

=> 9951

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