What is x3−2y2−3x3+z4 if x=3,y=5, and z=−3?
2 Answers
Nov 19, 2016
Explanation:
We can evaluate the given algebraic expression by simplifying
the expression ,then substituting the values of
Nov 19, 2016
Explanation:
To evaluate the expression, substitute the given values for x, y and z into it.
The expression can be simplified by collecting like terms.
⇒−2x3−2y2+z4
=−2×(3)3−2×(5)2+(−3)4
=(−2×27)−(2×25)+81
=−54−50+81=−23