SOLUTION: evaluate polynomial 2x^2y -xz^3 for x= -3 y= 1 z= 3 2(-3)^2(1)-(-3)(3)^3 2(-9)(1)+(3)(27) -18(1)+81 -18+81= 63

Algebra ->  Real-numbers -> SOLUTION: evaluate polynomial 2x^2y -xz^3 for x= -3 y= 1 z= 3 2(-3)^2(1)-(-3)(3)^3 2(-9)(1)+(3)(27) -18(1)+81 -18+81= 63      Log On


   

Question 337610: evaluate polynomial
2x^2y -xz^3 for x= -3 y= 1 z= 3
2(-3)^2(1)-(-3)(3)^3
2(-9)(1)+(3)(27)
-18(1)+81
-18+81= 63
Answer by vleith(2983) About Me  (Show Source):
You can put this solution on YOUR website!
Not quite
%28-3%29%5E2+=+%28-3%29%2A%28-3%29+=+9
That changes your answer, but you're on the right track.
Try again