Question

factorise: 27a²-48b²?
factories ​

Answer 1

Step-by-step explanation:

27a²-48b²

3( 9a² - 16b² )

3 { (3a)^2 - (4b)^2}

3( 3a - 4b) (3a +4b)

Answer 2

Step-by-step explanation:

3(9a²-16b²)

3{(3a)W-2(4b)²}

3(3a-4b) (3a+4b)