Question

factorise 63a^2 - 36​

Answer 1

Hello friend ,

63a² - 36

9(7a² - 4)

9[(√7a)² - (2)²]

9(√7a+2)(√7a-2)

Hope this helps ✌✌✌

Answer 2

9 (7x^2-4)

:...........