We want to know when f(x) is less than 0. We know the x intercepts are: 0,1 and \(\frac{3}{2}\) via factoring.

\(\displaystyle{\left(-∞,{0}\right)}∪{\left({1},{\left(\frac{{3}}{{2}}\right)}\right)}\)

Question

asked 2021-05-19

\(\displaystyle−{x}^{{3}}−{3}{x}^{{2}}−{9}{x}+{4}{<}{0}\)

asked 2020-12-06

asked 2021-02-03

Graph each polynomial function. \(f(x)=2x^{3}\ -\ x^{2}\ +\ 2x\ -\ 1\)

asked 2021-05-13

Find a formula for the function described. A fourth-degree polynomial whose graph is symmetric about the y-axis, has a y-intercept of 0, and global maxima at (1, 2) and (-1, 2).