1.

Factorisex^2-y^2/9.

Answer»

Answer:2x

Step-by-step explanation:

x^2-y^2/9

We know the Identity that ,

a^2-b^2=(a+b)(a-b)

x^2-y^2/9=(x)^2-(y/3)^2

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

Now POSITIVE y / 3 will cancel negative y / 3

So, the answer is X + x which is 2x.

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