Question

evaluate 102^2-101^2 using identities​

Answer 1

Answer:

203

Step-by-step explanation:

Hi!

=> 102^2 - 101^2

We know that,

a^2 - b^2 = (a+b)*(a-b)

So,

=> 102^2 - 101^2

=> (102-101)*(102+101)

=> 1 * 203

=> 203

HOPE IT HELPS!!!!!!