Factorize the expression: $a^2-49b^2$.

Given: Expression: $a^2-49b^2$.

To do: To factorize $a^2-49b^2$.

Solution: 
 

$a^2-49b^2$ 

$=( a)^2-( 7b)^2$ 

$=( a-7b)( a+7b)$

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Updated on: 10-Oct-2022

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