Graphing Polynomial Functions Answers

Given f(x) = x3 – 2x2 – x + 2, the roots of f(x) are .

Determine the end behavior of f(x).

At which roots does the graph cross the x-axis?

Determine the multiplicity of the roots of the function k(x) = x(x + 2)3(x + 4)2(x − 5)4. 0 has multiplicity −2 has multiplicity −4 has multiplicity 5 has multiplicity

The graph of f(x) is given on the right.Which roots of f(x) have an odd multiplicity?

13✔ 4 could be a multiplicity of the root at x = 1.