Question

Factorise 632 − 1122​

Answer 1

Option (b) 7(3p-4)+3q+4) is correct.

Appropriate Question :-

$\bf Factorise \: 63p^2 - 113q^2$

Solution :-

=> 63p² - 112 q²

Factor out 7 from the expression.

=> 7(9p² - 16q²)

Using a² - b² = (a-b) (a+b)

=> 7(3p - 4q) (3p + 4q)

=> 7(3p - 4) (3q+4)

Hence, Option (B) is correct.

Answer 2

Answer:

option B is correct

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