Question

(7x²y-3z²) (x+y+z) ; x=1,y=1,z=-1
simplify it​

Answer 1

Answer:

(7×1^2×1-3×1^2) (1+1+1)

=(7-3) (3)

=(4) (3)

=12

Answer 2

Answer:

This is the answer of this question

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