without actual calculation,find the value of (101)²-(99)²
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Hey user
Here is your answer :-
( 101 )^2 - ( 99 )^2
using a^2 - b^2 = ( a - b )( a + b )
( 101 )^2 - ( 99 )^2
= ( 101 - 99 )( 101 + 99 )
= 2 × 200
= 400
So ( 101 )^2 - ( 99 )^2 = 400
Thank you .
Here is your answer :-
( 101 )^2 - ( 99 )^2
using a^2 - b^2 = ( a - b )( a + b )
( 101 )^2 - ( 99 )^2
= ( 101 - 99 )( 101 + 99 )
= 2 × 200
= 400
So ( 101 )^2 - ( 99 )^2 = 400
Thank you .
pradnya13:
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