25a^3-5a=

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Solution for 25a^3-5a= equation:


Simplifying
25a3 + -5a = 0

Reorder the terms:
-5a + 25a3 = 0

Solving
-5a + 25a3 = 0

Solving for variable 'a'.

Factor out the Greatest Common Factor (GCF), '5a'.
5a(-1 + 5a2) = 0

Ignore the factor 5.

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 '(-1 + 5a2)' equal to zero and attempt to solve: Simplifying -1 + 5a2 = 0 Solving -1 + 5a2 = 0 Move all terms containing a to the left, all other terms to the right. Add '1' to each side of the equation. -1 + 1 + 5a2 = 0 + 1 Combine like terms: -1 + 1 = 0 0 + 5a2 = 0 + 1 5a2 = 0 + 1 Combine like terms: 0 + 1 = 1 5a2 = 1 Divide each side by '5'. a2 = 0.2 Simplifying a2 = 0.2 Take the square root of each side: a = {-0.447213596, 0.447213596}

Solution

a = {0, -0.447213596, 0.447213596}

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