37
f is increasing when -2 2;
fis decreasing when x < -2 and 0 < x <2.
f(x) > 0 when x < -3, -1 3;
f(x) < 0 when3
Graph the equation
![37 f is increasing when 2 2 fis decreasing when x lt 2 and 0 lt x lt2 fx gt 0 when x lt 3 1 3 fx lt 0 when3 Graph the equation class=](https://us-static.z-dn.net/files/d64/6b76862e90a084b76987e19b716f18ea.png)