10y^4-30y^2=0

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Solution for 10y^4-30y^2=0 equation:


Simplifying
10y4 + -30y2 = 0

Reorder the terms:
-30y2 + 10y4 = 0

Solving
-30y2 + 10y4 = 0

Solving for variable 'y'.

Factor out the Greatest Common Factor (GCF), '10y2'.
10y2(-3 + y2) = 0

Ignore the factor 10.

Subproblem 1

Set the factor 'y2' equal to zero and attempt to solve: Simplifying y2 = 0 Solving y2 = 0 Move all terms containing y to the left, all other terms to the right. Simplifying y2 = 0 Take the square root of each side: y = {0}

Subproblem 2

Set the factor '(-3 + y2)' equal to zero and attempt to solve: Simplifying -3 + y2 = 0 Solving -3 + y2 = 0 Move all terms containing y to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + y2 = 0 + 3 Combine like terms: -3 + 3 = 0 0 + y2 = 0 + 3 y2 = 0 + 3 Combine like terms: 0 + 3 = 3 y2 = 3 Simplifying y2 = 3 Take the square root of each side: y = {-1.732050808, 1.732050808}

Solution

y = {0, -1.732050808, 1.732050808}

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