Problem N 4
we have the function
[tex]f\mleft(x\mright)=x^4-3x^2+2x-1[/tex]
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)
