Решить биквадратное уравнение
4х(4)-37х(2)+9=0
x^2=t? t>=0
4t^2-37t+9=0
D=1369-144=1225=35^2
t1=37-35/2=1 x^2=1 x1=-1 x2=-1
t2=36 x^2=36 x3=-6 x4=6
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x^2=t? t>=0
4t^2-37t+9=0
D=1369-144=1225=35^2
t1=37-35/2=1 x^2=1 x1=-1 x2=-1
t2=36 x^2=36 x3=-6 x4=6