### Home > GB8I > Chapter 5 Unit 6 > Lesson INT1: 5.1.1 > Problem5-17

5-17.

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

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

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