Factorize the expression: $63a^2-112b^2$.

Given: The expression: $63a^2-112b^2$.

To do: To factorize the expression: $63a^2-112b^2$.

Solution:

$63a^2-112b^2$ 

$=7( 9a^2-16b^2)$ 

$=7[( 3a)^2-( 4b)^2]$ 

$=7( 3a- 4b)( 3a+4b)$

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Updated on: 10-Oct-2022

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