Question

32a2b - 72b3 factorise it​

Answer 1

Answer:

8b(2a+3b)(2a-3b)

Step-by-step explanation:

32a2b - 72b3

8b(4a^2-9b^2)

8b((2a)^2-(3b)^2)

8b(2a+3b)(2a-3b)(done using a^2-b^2=(a+b)(a-b)

I hope it helps

pls thanks,follow and mark as brainliest

Answer 2

Answer:

32a2b - 72b3

8b (a2-9b2) = 8b {a2 - (3b)2}

8b (a+3b)(a-3b) because a2-b2 = (a+b) (a-b)