Question

?
use identities find 98 square​

Answer 1

Answer:

=9604

Step-by-step explanation:

=(100-2)^2

Identity-: (a-b)^2= a^2 - 2ab+ b^2

= (100)^2 - 2× 100× 2 + (2)^2

= 10000 - 400 +4

= 9600+ 4

=9604