Question

factorise x^2-y^2/9​

Answer 1

Answer:

(x+y/3)(x-y/3)

Step-by-step explanation:

x²-(y/3)² = (x+y/3) (x-y/3)

Answer 2

Answer:

(x+y/3)(x-y/3)

Step-by-step explanation:

by using identity a^2-b^2=(a+b)(a-b)