Q^3-18Q^2+750Q=0

Simple and best practice solution for Q^3-18Q^2+750Q=0 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for Q^3-18Q^2+750Q=0 equation: 


Simplifying
Q3 + -18Q2 + 750Q = 0

Reorder the terms:
750Q + -18Q2 + Q3 = 0

Solving
750Q + -18Q2 + Q3 = 0

Solving for variable 'Q'.

Factor out the Greatest Common Factor (GCF), 'Q'.
Q(750 + -18Q + Q2) = 0


Subproblem 1
Set the factor 'Q' equal to zero and attempt to solve:

Simplifying
Q = 0

Solving
Q = 0

Move all terms containing Q to the left, all other terms to the right.

Simplifying
Q = 0

Subproblem 2
Set the factor '(750 + -18Q + Q2)' equal to zero and attempt to solve:

Simplifying
750 + -18Q + Q2 = 0

Solving
750 + -18Q + Q2 = 0

Begin completing the square.

Move the constant term to the right:

Add '-750' to each side of the equation.
750 + -18Q + -750 + Q2 = 0 + -750

Reorder the terms:
750 + -750 + -18Q + Q2 = 0 + -750

Combine like terms: 750 + -750 = 0
0 + -18Q + Q2 = 0 + -750
-18Q + Q2 = 0 + -750

Combine like terms: 0 + -750 = -750
-18Q + Q2 = -750

The Q term is -18Q.  Take half its coefficient (-9).
Square it (81) and add it to both sides.

Add '81' to each side of the equation.
-18Q + 81 + Q2 = -750 + 81

Reorder the terms:
81 + -18Q + Q2 = -750 + 81

Combine like terms: -750 + 81 = -669
81 + -18Q + Q2 = -669

Factor a perfect square on the left side:
(Q + -9)(Q + -9) = -669

Can't calculate square root of the right side.

The solution to this equation could not be determined.

This subproblem is being ignored because a solution could not be determined.
Solution
Q = {0}

See similar equations:

| T^2+26t+20=4 | | 6x^2-2x-18=-15 | | 0.6(-x-1)+0.2=-0.8(2x+0.05) | | -5(t-3)-(t+7)=10 | | 56/174 | | 5x+8=-12x-30 | | 2x^2(3-x)= | | 5x+8=-12-30 | | 2(2x-4.6)=8x-9.2 | | 4x+3-2x+3=3x-8-2x+7 | | 75.609756098=ln(x+1) | | p(x)=-0.2x^2+30x+81 | | x+25.05=17 | | -4.9x^2+13x+300=0 | | 4+5(x-3)=9-5(x-7) | | 2*15+2*[(x+3)+x]= | | F(x)=.41ln(x+1) | | 4x+4=-11 | | 27+25=n | | 15*x= | | 7(x-6)=7x+35 | | -(3/8mn)^2 | | 15*x+3= | | y-124=-48 | | Log(x^2-7x+110)=2 | | ((4x)^(-1/2))*((9x)^(1/2)) | | 1.6g=100 | | x*3x+x*2= | | 804=4pir^2 | | 3+log[4](x+9)=4 | | -5=1/9a | | 2w-31+3w=51 |

Equations solver categories