Question

simplify ( 3x + 5 ) (3x - 5 )

Answer 1

Step-by-step explanation:

(3x)² -(5)²

= 9x²-25.

Thank you ☺️❣️

Answer 2

Answer:

$( 3x + 5 ) (3x - 5 ) \\ \\ {(3x)}^{2} - {(5)}^{2} \\ \\ 9 {x}^{2} - 25 \\ \\ used \: identity \: \\ \\ (a + b) \: (a - b) = {a}^{2} - {b}^{2}$