(4x^2-3)(4x^2+3)=0

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Solution for (4x^2-3)(4x^2+3)=0 equation:


Simplifying
(4x2 + -3)(4x2 + 3) = 0

Reorder the terms:
(-3 + 4x2)(4x2 + 3) = 0

Reorder the terms:
(-3 + 4x2)(3 + 4x2) = 0

Multiply (-3 + 4x2) * (3 + 4x2)
(-3(3 + 4x2) + 4x2 * (3 + 4x2)) = 0
((3 * -3 + 4x2 * -3) + 4x2 * (3 + 4x2)) = 0
((-9 + -12x2) + 4x2 * (3 + 4x2)) = 0
(-9 + -12x2 + (3 * 4x2 + 4x2 * 4x2)) = 0
(-9 + -12x2 + (12x2 + 16x4)) = 0

Combine like terms: -12x2 + 12x2 = 0
(-9 + 0 + 16x4) = 0
(-9 + 16x4) = 0

Solving
-9 + 16x4 = 0

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '9' to each side of the equation.
-9 + 9 + 16x4 = 0 + 9

Combine like terms: -9 + 9 = 0
0 + 16x4 = 0 + 9
16x4 = 0 + 9

Combine like terms: 0 + 9 = 9
16x4 = 9

Divide each side by '16'.
x4 = 0.5625

Simplifying
x4 = 0.5625

Reorder the terms:
-0.5625 + x4 = 0.5625 + -0.5625

Combine like terms: 0.5625 + -0.5625 = 0.0000
-0.5625 + x4 = 0.0000

Factor a difference between two squares.
(0.75 + x2)(-0.75 + x2) = 0.0000

Subproblem 1

Set the factor '(0.75 + x2)' equal to zero and attempt to solve: Simplifying 0.75 + x2 = 0 Solving 0.75 + x2 = 0 Move all terms containing x to the left, all other terms to the right. Add '-0.75' to each side of the equation. 0.75 + -0.75 + x2 = 0 + -0.75 Combine like terms: 0.75 + -0.75 = 0.00 0.00 + x2 = 0 + -0.75 x2 = 0 + -0.75 Combine like terms: 0 + -0.75 = -0.75 x2 = -0.75 Simplifying x2 = -0.75 The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined.

Subproblem 2

Set the factor '(-0.75 + x2)' equal to zero and attempt to solve: Simplifying -0.75 + x2 = 0 Solving -0.75 + x2 = 0 Move all terms containing x to the left, all other terms to the right. Add '0.75' to each side of the equation. -0.75 + 0.75 + x2 = 0 + 0.75 Combine like terms: -0.75 + 0.75 = 0.00 0.00 + x2 = 0 + 0.75 x2 = 0 + 0.75 Combine like terms: 0 + 0.75 = 0.75 x2 = 0.75 Simplifying x2 = 0.75 Take the square root of each side: x = {-0.866025404, 0.866025404}

Solution

x = {-0.866025404, 0.866025404}

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