Problem N 4
we have the function
![f\mleft(x\mright)=x^4-3x^2+2x-1](https://img.qammunity.org/2023/formulas/mathematics/college/nm8fxk5pduzsaowcrhapytck84p1xv3gdl.png)
Interval (-2,2)
using a graphing tool
Local minimum value at (1,-1)
Local maximum value at (0.37,-0.65)
Increasing function
Intervals (-1.37,0.37) U (1, infinite)
Decreasing function
Intervals (-infinite, -1.37) U (0.37,1)