3x^2=21x^8

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Solution for 3x^2=21x^8 equation:


Simplifying
3x2 = 21x8

Solving
3x2 = 21x8

Solving for variable 'x'.

Combine like terms: 21x8 + -21x8 = 0
3x2 + -21x8 = 0

Factor out the Greatest Common Factor (GCF), '3x2'.
3x2(1 + -7x6) = 0

Ignore the factor 3.

Subproblem 1

Set the factor 'x2' equal to zero and attempt to solve: Simplifying x2 = 0 Solving x2 = 0 Move all terms containing x to the left, all other terms to the right. Simplifying x2 = 0 Take the square root of each side: x = {0}

Subproblem 2

Set the factor '(1 + -7x6)' equal to zero and attempt to solve: Simplifying 1 + -7x6 = 0 Solving 1 + -7x6 = 0 Move all terms containing x to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + -7x6 = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -7x6 = 0 + -1 -7x6 = 0 + -1 Combine like terms: 0 + -1 = -1 -7x6 = -1 Divide each side by '-7'. x6 = 0.1428571429 Simplifying x6 = 0.1428571429 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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