Question

solve the question fast ​

Answer 1

Answer :

Option (2a -3)(2a + 3) is correct

Solution :-

= 4a² - 9

= (2a)² - 3²

• a² - b² = (a - b) (a + b)

= (2a - 3)(2a + 3)

Answer 2

• Option (c) is correct answer.

Explanation :-

$\rm \huge \to \: \: \: {4a}^{2} - 9 \\ \\ \rm \large \to \: \: \: {(2a)}^{2} - {(3)}^{2} \\ \\ \rm \large \to \: \underline{ \underline{ \: \:(2a + 3)(2a - 3) \: \: }}$