9x^4-30x^2=0

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Solution for 9x^4-30x^2=0 equation:


Simplifying
9x4 + -30x2 = 0

Reorder the terms:
-30x2 + 9x4 = 0

Solving
-30x2 + 9x4 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '3x2'.
3x2(-10 + 3x2) = 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 '(-10 + 3x2)' equal to zero and attempt to solve: Simplifying -10 + 3x2 = 0 Solving -10 + 3x2 = 0 Move all terms containing x to the left, all other terms to the right. Add '10' to each side of the equation. -10 + 10 + 3x2 = 0 + 10 Combine like terms: -10 + 10 = 0 0 + 3x2 = 0 + 10 3x2 = 0 + 10 Combine like terms: 0 + 10 = 10 3x2 = 10 Divide each side by '3'. x2 = 3.333333333 Simplifying x2 = 3.333333333 Take the square root of each side: x = {-1.825741858, 1.825741858}

Solution

x = {0, -1.825741858, 1.825741858}

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