Question

evaluate 99^2+2(99)+1​

Answer 1

Step-by-step explanation:

The required answer is-

(99+1)^2= (100)^2=10000

Answer 2

Step-by-step explanation:

Let 99=x-------------(i)

then ,

{99}^2+2{99}+1.–--------------putting eq (i)

We get,

x^2+2x+1

by middle term splitting

{x+1}{x+1}

{x+1}^2

hence evaluated

put the valu of x to find your ans