Question

$( - 5x + 3)(3 + 5x)$
which identity use in this question❓​

Answer 1

Answer:

a² - b² = (a + b)(a - b)

Step-by-step explanation:

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

(9 - 25x²)

Answer 2

Answer:

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

= (3 - 5x )(3 + 5x)

=(3)² - (5x)²

since, a²- b = (a+b)(a-b)

=9 - 25x²

Hope it helps you!!