Question

find the factorise of x²+y²​

Answer 1

Step-by-step explanation:This is known as a difference of squares.

It can be factored as:

x

2

−

y

2

=

(

x

−

y

)

(

x

+

y

)

Answer 2

Answer:

(x+y)²-2xy or,  (x-y)²+2xy

Step-by-step explanation:

(x²+y²) = (x+y)²-2xy  or,  (x-y)²+2xy