21x^4-6x^3+42x^2-12x=0

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Solution for 21x^4-6x^3+42x^2-12x=0 equation: 


Simplifying
21x4 + -6x3 + 42x2 + -12x = 0

Reorder the terms:
-12x + 42x2 + -6x3 + 21x4 = 0

Solving
-12x + 42x2 + -6x3 + 21x4 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '3x'.
3x(-4 + 14x + -2x2 + 7x3) = 0

Ignore the factor 3.

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

Simplifying
x = 0

Solving
x = 0

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

Simplifying
x = 0

Subproblem 2
Set the factor '(-4 + 14x + -2x2 + 7x3)' equal to zero and attempt to solve:

Simplifying
-4 + 14x + -2x2 + 7x3 = 0

Solving
-4 + 14x + -2x2 + 7x3 = 0

The solution to this equation could not be determined.

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

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