Question

factorise the expression 12x²- -75y²​

Answer 1

Answer:

3(2x-5x) (2x+5x)

Step-by-step explanation:

12x^2-75y^2

3[(4x^2-25y^2)]

3[(2x)^2-(5y)^2]

3(2x-5y) (2x+5y)

Answer 2

Step-by-step explanation:

3(4x-25y)

3[(2x)²-(5y)²] [using identity, a²-b² = (a+b) (a-b)

3(2x+5y) (2x-5y)