Question

evaluate each of the following expression for X=-2,y=-1,z=3. 3x²y+y³+z³-3xyz​

Answer 1

Answer:

-4

Step-by-step explanation:

3×(-2)²×(-1)+(-1)³+3³-3×(-2)×(-1)×3

3×4×(-1)-1+27-18

-12-1+27-18

27-31

-4

Answer 2

Answer:

-4

Step-by-step explanation:

3x²y+y³+z³-3xyz

x= -2

y= -1

z= 3

3(-2)²(-1)+(-1)³+(3)³-3(-2)(-1)(3)

3(4)(-1)-1+27-18

-12-1+27-18

-4