Math, asked by srilakshmijwellers, 1 year ago

Evaluate (497)×(507)

Answers

Answered by kumarcvasanth67

5

Answer:

Step-by-step explanation:

=(500-3)(500+7)

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

=500^2+(-3+7)500+(-3×7)

=250000+2000-21

=252000-21

=251979

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