Question

Evalute using identies: (99.2)(100.8)​

Answer 1

Answer:

The answer is explained below

Step-by-step explanation:

998  

2

 

=(1000−2)  

2

 

Using,

(a−b)  

2

=a  

2

−2ab+b  

2

 we get,

=(1000)  

2

−2(1000)(2)+(2)  

2

 

=1000000−4000+4

=996004