Question

3x²y² x (-x²₂²) x (_y₁₂²) × (-4xyz) = ​

Answer 1

Answer:

We need to find the product of (x+y+z) and (x+y−z)

Their product is:

=x(x+y−z)+y(x+y−z)+z(x+y−z)

=x

2 +xy−xz+xy+y

2 −yz+zx+yz−z 2

=x 2 +y 2 −z 2 +2xy

Step-by-step explanation:

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