54a^4-288a^2+384=0

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Solution for 54a^4-288a^2+384=0 equation:


Simplifying
54a4 + -288a2 + 384 = 0

Reorder the terms:
384 + -288a2 + 54a4 = 0

Solving
384 + -288a2 + 54a4 = 0

Solving for variable 'a'.

Factor out the Greatest Common Factor (GCF), '6'.
6(64 + -48a2 + 9a4) = 0

Factor a trinomial.
6((8 + -3a2)(8 + -3a2)) = 0

Ignore the factor 6.

Subproblem 1

Set the factor '(8 + -3a2)' equal to zero and attempt to solve: Simplifying 8 + -3a2 = 0 Solving 8 + -3a2 = 0 Move all terms containing a to the left, all other terms to the right. Add '-8' to each side of the equation. 8 + -8 + -3a2 = 0 + -8 Combine like terms: 8 + -8 = 0 0 + -3a2 = 0 + -8 -3a2 = 0 + -8 Combine like terms: 0 + -8 = -8 -3a2 = -8 Divide each side by '-3'. a2 = 2.666666667 Simplifying a2 = 2.666666667 Take the square root of each side: a = {-1.632993162, 1.632993162}

Subproblem 2

Set the factor '(8 + -3a2)' equal to zero and attempt to solve: Simplifying 8 + -3a2 = 0 Solving 8 + -3a2 = 0 Move all terms containing a to the left, all other terms to the right. Add '-8' to each side of the equation. 8 + -8 + -3a2 = 0 + -8 Combine like terms: 8 + -8 = 0 0 + -3a2 = 0 + -8 -3a2 = 0 + -8 Combine like terms: 0 + -8 = -8 -3a2 = -8 Divide each side by '-3'. a2 = 2.666666667 Simplifying a2 = 2.666666667 Take the square root of each side: a = {-1.632993162, 1.632993162}

Solution

a = {-1.632993162, 1.632993162, -1.632993162, 1.632993162}

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