Question

Evaluate the following for x = 1 , y =2 and z = -3
2

y - 3xyz + 5xy�

Answer 1

Step-by-step explanation:

y-3xyz+5xy

2-3(1)(2)(-3)+5(1)(2)

2+18+10

30

Answer 2

Step-by-step explanation:

1-3×2×1×(-3) + 5×1×2×(-3) = -11

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