Question

The factorisation of x 2y 2 + xy + xy2z + yz + x2yz + xz is​

Answer 1

Answer:

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Step-by-step explanation:

Making

m=x−y

n=y−z

p=x−z

we have

m2+n2+p2=2(x2+y2+z2−x⋅y−x⋅z−y⋅z)

then

x2+y2+z2−x⋅y−x⋅z−y⋅z=12((x−y)2+(y−z)2+(x−z)2)

Answer 2

Answer:

Refer to photo

Step-by-step explanation:

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