Question

find the value of (x - y - 2) + 3xy(y - z) when x=-1, y=-1, z=-1​

Answer 1

Step-by-step explanation:

(x-y-2)+3xy(y-z)

(-1+1-2)+3(-1)(-1)(-1+1)

(-2)+0

-2

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Answer 2

Answer:

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