Question

99squar evaluate the following using suitable identities solve

Answer 1

Step-by-step explanation:

= (100-1)^2

= (100)^2+(1)^2-2*100*1

Answer 2

Answer:

9801

Step-by-step explanation:

(99)^2=(100-1)^2

using identity (a-b)^2=a^2-2ab+b^2

a=100 b=1

(100)^2-2*100*1+(1)^2

10000-200+1

=9801