x³-3x²+2=0
(x³=t²)(x²=t)
t²-3t+2=0
D= 9-4*1*2=9-8=1(1²)
t1=(3+1)/2=2
t2=(3-1)/2=1
x1=4;
x2=1
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x³-3x²+2=0
(x³=t²)(x²=t)
t²-3t+2=0
D= 9-4*1*2=9-8=1(1²)
t1=(3+1)/2=2
t2=(3-1)/2=1
x1=4;
x2=1