Question

(b) Factories: 25 a² - 9 b².

Answer 1

Answer:

25a²- 9 b²

(5a)²- (3b)²

(5a - 3b) (5a+3b) (answer)

Step-by-step explanation:

"a²-b²= (a-b) (a+b)"

I hope this answer is helpful to you.