1
f`(x)=3x²-4x+1=0
D=16-12=4
x1=(4-2)/6=1/3
x2=(4+2)/6=1
+ _ +
-----------------(1/3)----------------(1)---------------
max min
2
f`(x)=e^x*(2x-3)+2*e^x=e^x*(2x-3+2)=e^x*(2x-1)=0
e^x>0при любом х
2х-1=0
х=1/2
_ +
-----------------(1/2)---------------
min