144x^4-96x^2-15=0

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Solution for 144x^4-96x^2-15=0 equation:


Simplifying
144x4 + -96x2 + -15 = 0

Reorder the terms:
-15 + -96x2 + 144x4 = 0

Solving
-15 + -96x2 + 144x4 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '3'.
3(-5 + -32x2 + 48x4) = 0

Ignore the factor 3.

Subproblem 1

Set the factor '(-5 + -32x2 + 48x4)' equal to zero and attempt to solve: Simplifying -5 + -32x2 + 48x4 = 0 Solving -5 + -32x2 + 48x4 = 0 Begin completing the square. Divide all terms by 48 the coefficient of the squared term: Divide each side by '48'. -0.1041666667 + -0.6666666667x2 + x4 = 0 Move the constant term to the right: Add '0.1041666667' to each side of the equation. -0.1041666667 + -0.6666666667x2 + 0.1041666667 + x4 = 0 + 0.1041666667 Reorder the terms: -0.1041666667 + 0.1041666667 + -0.6666666667x2 + x4 = 0 + 0.1041666667 Combine like terms: -0.1041666667 + 0.1041666667 = 0.0000000000 0.0000000000 + -0.6666666667x2 + x4 = 0 + 0.1041666667 -0.6666666667x2 + x4 = 0 + 0.1041666667 Combine like terms: 0 + 0.1041666667 = 0.1041666667 -0.6666666667x2 + x4 = 0.1041666667 The x term is -0.6666666667x2. Take half its coefficient (-0.3333333334). Square it (0.1111111112) and add it to both sides. Add '0.1111111112' to each side of the equation. -0.6666666667x2 + 0.1111111112 + x4 = 0.1041666667 + 0.1111111112 Reorder the terms: 0.1111111112 + -0.6666666667x2 + x4 = 0.1041666667 + 0.1111111112 Combine like terms: 0.1041666667 + 0.1111111112 = 0.2152777779 0.1111111112 + -0.6666666667x2 + x4 = 0.2152777779 Factor a perfect square on the left side: (x2 + -0.3333333334)(x2 + -0.3333333334) = 0.2152777779 Calculate the square root of the right side: 0.463980364 Break this problem into two subproblems by setting (x2 + -0.3333333334) equal to 0.463980364 and -0.463980364.

Subproblem 1

x2 + -0.3333333334 = 0.463980364 Simplifying x2 + -0.3333333334 = 0.463980364 Reorder the terms: -0.3333333334 + x2 = 0.463980364 Solving -0.3333333334 + x2 = 0.463980364 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.3333333334' to each side of the equation. -0.3333333334 + 0.3333333334 + x2 = 0.463980364 + 0.3333333334 Combine like terms: -0.3333333334 + 0.3333333334 = 0.0000000000 0.0000000000 + x2 = 0.463980364 + 0.3333333334 x2 = 0.463980364 + 0.3333333334 Combine like terms: 0.463980364 + 0.3333333334 = 0.7973136974 x2 = 0.7973136974 Simplifying x2 = 0.7973136974 Take the square root of each side: x = {-0.892924239, 0.892924239}

Subproblem 2

x2 + -0.3333333334 = -0.463980364 Simplifying x2 + -0.3333333334 = -0.463980364 Reorder the terms: -0.3333333334 + x2 = -0.463980364 Solving -0.3333333334 + x2 = -0.463980364 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.3333333334' to each side of the equation. -0.3333333334 + 0.3333333334 + x2 = -0.463980364 + 0.3333333334 Combine like terms: -0.3333333334 + 0.3333333334 = 0.0000000000 0.0000000000 + x2 = -0.463980364 + 0.3333333334 x2 = -0.463980364 + 0.3333333334 Combine like terms: -0.463980364 + 0.3333333334 = -0.1306470306 x2 = -0.1306470306 Simplifying x2 = -0.1306470306 Reorder the terms: 0.1306470306 + x2 = -0.1306470306 + 0.1306470306 Combine like terms: -0.1306470306 + 0.1306470306 = 0.0000000000 0.1306470306 + x2 = 0.0000000000 The solution to this equation could not be determined.This subproblem is being ignored because a solution could not be determined. The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined. The solution to this equation could not be determined.

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