81w^3-25w=0

Simple and best practice solution for 81w^3-25w=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 81w^3-25w=0 equation:


Simplifying
81w3 + -25w = 0

Reorder the terms:
-25w + 81w3 = 0

Solving
-25w + 81w3 = 0

Solving for variable 'w'.

Factor out the Greatest Common Factor (GCF), 'w'.
w(-25 + 81w2) = 0

Factor a difference between two squares.
w((5 + 9w)(-5 + 9w)) = 0

Subproblem 1

Set the factor 'w' equal to zero and attempt to solve: Simplifying w = 0 Solving w = 0 Move all terms containing w to the left, all other terms to the right. Simplifying w = 0

Subproblem 2

Set the factor '(5 + 9w)' equal to zero and attempt to solve: Simplifying 5 + 9w = 0 Solving 5 + 9w = 0 Move all terms containing w to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + 9w = 0 + -5 Combine like terms: 5 + -5 = 0 0 + 9w = 0 + -5 9w = 0 + -5 Combine like terms: 0 + -5 = -5 9w = -5 Divide each side by '9'. w = -0.5555555556 Simplifying w = -0.5555555556

Subproblem 3

Set the factor '(-5 + 9w)' equal to zero and attempt to solve: Simplifying -5 + 9w = 0 Solving -5 + 9w = 0 Move all terms containing w to the left, all other terms to the right. Add '5' to each side of the equation. -5 + 5 + 9w = 0 + 5 Combine like terms: -5 + 5 = 0 0 + 9w = 0 + 5 9w = 0 + 5 Combine like terms: 0 + 5 = 5 9w = 5 Divide each side by '9'. w = 0.5555555556 Simplifying w = 0.5555555556

Solution

w = {0, -0.5555555556, 0.5555555556}

See similar equations:

| 7.2m+15.3=129.06 | | -29=7x+3-3x | | x(5x-9)=4 | | x+27=-20 | | 8x+12+3x-8=180 | | -4(n-3)+6+6n=-20 | | 5x+3-4x=14 | | t/-26 | | (10x^2)-3x-4=0 | | 0=lnx+5 | | 5(x+3)+2=5x+6 | | 5.25s-2.01=-6.93 | | 31=3-7x | | 3x^2+24x-4=0 | | 7x-7-2x=8 | | m-1.5=5 | | 15=7d-(-10) | | x+.01x=289 | | 42-2(2+9)=6 | | +18=35 | | 19=47-3v | | (X^3+4X)=0 | | 5n+17+n=29 | | 3x-27-3= | | -2(3x-4)=6x+8 | | 8y-14=7y-6 | | Y=-0.1x^2+3.2x-3.5 | | 11(t-6)+4t=5(3t+4)-11 | | 3j^2-7j=-4 | | 2.52-3.24y=-5.58 | | 34=22x-12x+5 | | 8(1+3x)=-184 |

Equations solver categories