Question

Evaluate using identities 97×103

Answer 1

Answer:

=103×97

=(100+3)×(100-3)

=100^2-3^2 (a+b)×(a-b)=a^2-b^2

=10000-9

=9991

$your \: answer \: is \: = \: 9991$

hope it helps you ♥️

@ARSH