a^3+3a^3-10a=0

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Solution for a^3+3a^3-10a=0 equation:


Simplifying
a3 + 3a3 + -10a = 0

Reorder the terms:
-10a + a3 + 3a3 = 0

Combine like terms: a3 + 3a3 = 4a3
-10a + 4a3 = 0

Solving
-10a + 4a3 = 0

Solving for variable 'a'.

Factor out the Greatest Common Factor (GCF), '2a'.
2a(-5 + 2a2) = 0

Ignore the factor 2.

Subproblem 1

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

Subproblem 2

Set the factor '(-5 + 2a2)' equal to zero and attempt to solve: Simplifying -5 + 2a2 = 0 Solving -5 + 2a2 = 0 Move all terms containing a to the left, all other terms to the right. Add '5' to each side of the equation. -5 + 5 + 2a2 = 0 + 5 Combine like terms: -5 + 5 = 0 0 + 2a2 = 0 + 5 2a2 = 0 + 5 Combine like terms: 0 + 5 = 5 2a2 = 5 Divide each side by '2'. a2 = 2.5 Simplifying a2 = 2.5 Take the square root of each side: a = {-1.58113883, 1.58113883}

Solution

a = {0, -1.58113883, 1.58113883}

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