### Home > CC4 > Chapter 5 > Lesson 5.1.1 > Problem5-17

5-17.

Evaluate the expression $\frac{1}{4}k^5-3k^3+k^2-k$ for $k = 2$. Homework Help ✎

Substitute $2$ in for the variable $k$.

${\frac{1}{4}(2)^{5}-3(2)^{3}+(2)^{2}-(2)}$