Home > APCALC > Chapter 4 > Lesson 4.3.1 > Problem4-113

4-113.

Without graphing, analytically determine where the function $f\left(x\right) = x^{3} – 7x^{2} + 15x – 2$ is increasing. Check your answer with a graph.

If a function is increasing, then its slopes are positive.

FInd where the derivative is greater than $0$.