If it's not what You are looking for type in the equation solver your own equation and let us solve it.
D( x )
x < 0
x < 0
x in <0:+oo)
x^(3/2)-(66*x^(1/2)) = 0
x^(3/2)-66*x^(1/2) = 0
t_1 = x^(1/2)
1*t_1^3-66*t_1^1 = 0
t_1^3-66*t_1 = 0
t_1*(t_1^2-66) = 0
1*t_1^2 = 66 // : 1
t_1^2 = 66
t_1^2 = 66 // ^ 1/2
abs(t_1) = 66^(1/2)
t_1 = 66^(1/2) or t_1 = -66^(1/2)
t_1 = 0
t_1 = 0
t_1 = 66^(1/2)
x^(1/2)-66^(1/2) = 0
1*x^(1/2) = 66^(1/2) // : 1
x^(1/2) = 66^(1/2)
x^(1/2) = 66^(1/2) // ^ 2
x = 66
t_1 = -66^(1/2)
x^(1/2)+66^(1/2) = 0
1*x^(1/2) = -66^(1/2) // : 1
x^(1/2) = -66^(1/2)
( -66^(1/2) < 0 i 1/2 in (0:1) ) => x należy do O
t_1 = 0
x^(1/2)+0 = 0
x^(1/2) = 0
1*x^(1/2) = 0 // : 1
x^(1/2) = 0
x = 0
x in { 66, 0 }
| 9y-x=45 | | x-.5=1.2 | | 2(v+8)=-3(6v-2)+8v | | 11=20-3m | | 20abc-15abt= | | 9c+58=6c+73 | | 10-x^2+5=0 | | -2(2u-4)+2u=8+2(5u-2) | | (5w+3)(7w-u+3)= | | 2n=1/2 | | 5fg+15fk= | | 15x-1.4-x=7 | | -3(y+1)=y-7+2(5y+7) | | 145000000/1.2 | | x*9=27 | | 8x-6+2x=13+3x | | 144.65=4.5+9.3k | | 7n+6=3n+18 | | 5x=R(x+2) | | .08(3a-5)-.04(4a-3)=.2 | | T^2+2t+4=0 | | 145,000,000/1.17 | | 4t^2-16t+8=0 | | 2(y-9)-7=-3(-7y+9)-3y | | 5b+3=2b+9 | | 0.29(4x+8y-12z)=x+2y-3z | | 4x^4-9x^2-28=0 | | 6m+2n+9m+5n= | | 204-0.79/1.89 | | 9c+5=c+21 | | 4x^3-6x^2-6x=0 | | x*15=1935 |