hopen2impov
Junior Member
- Joined
- Aug 4, 2010
- Messages
- 66
evaluate
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
ANSWER 63
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
ANSWER 63