Question

( x - y ) ^2 - 9 factorise it

Answer 1

(x-y )^2 - 9

( x - y )^2 - (3)^2

using formula ,
(a)^2 - (b)^2= ( a - b )( a + b )

(x - y - 3) ( x - y + 3 ) ans

Answer 2

Answer:

check this out

Step-by-step explanation:

(x-y)^2-(3)^2

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