Question

Evaluate 105X93 without multiplying directily using suitable Identity.​

Answer 1

using identity =(x+a)(x+b) =x²+(a+b)x+ab

105= 90+15 and 93=90+3

so,

(90+15)(90+3)=(90)²+(15+3)90 +15×3

=8100 +1620 +45

=9765

hope it will help you.

please mark it as brainliest.