Question

factorise: 32 – 2(x – y)2​

Answer 1

Step-by-step explanation:

32-2(x²+y²-2xy)

32-2x²-2y²+4xy

-2x²-2y²+4xy-32=0

2x²+2y²-4xy+32=0

2x²-4xy+2y²+32=0

2x(x-2y)+2y²+32=0

2x(x-2y)+2y(y+16)=0

y=-16

x=2y