Question

evalute (98)✓ using suitable identity?​

Answer 1

We can write (98)^2 as ( 100 - 2)^2
Therefore it is our (a-b) ^2 Identity!
So, (100-2)^2 = (100)^2 + (2)^2 - 2(100)(2)
= 10000 + 4 - 400
Which is equal to
=10004-400 = 9604

Therefore 98^2 = 9604

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Regards,
Ibrahimgodkhan
Virtuoso

Answer 2

this the answer

hope this helps you

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