Question

(iii) 2 xy +3yz - zx by -5xyz multiple
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Answer 1

Answer:

$2xy + 3yz - zx \: by \: - 5xyz \\ = - 5xyz(2xy + 3yz - zx) \\ = - 10 {x}^{2} {y}^{2} z - 15x {y}^{2} {z}^{2} + 5 {z}^{2} {x}^{2} y$

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