(6x^2-5)(3x^2-3)=

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Solution for (6x^2-5)(3x^2-3)= equation:


Simplifying
(6x2 + -5)(3x2 + -3) = 0

Reorder the terms:
(-5 + 6x2)(3x2 + -3) = 0

Reorder the terms:
(-5 + 6x2)(-3 + 3x2) = 0

Multiply (-5 + 6x2) * (-3 + 3x2)
(-5(-3 + 3x2) + 6x2 * (-3 + 3x2)) = 0
((-3 * -5 + 3x2 * -5) + 6x2 * (-3 + 3x2)) = 0
((15 + -15x2) + 6x2 * (-3 + 3x2)) = 0
(15 + -15x2 + (-3 * 6x2 + 3x2 * 6x2)) = 0
(15 + -15x2 + (-18x2 + 18x4)) = 0

Combine like terms: -15x2 + -18x2 = -33x2
(15 + -33x2 + 18x4) = 0

Solving
15 + -33x2 + 18x4 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '3'.
3(5 + -11x2 + 6x4) = 0

Factor a trinomial.
3((5 + -6x2)(1 + -1x2)) = 0

Factor a difference between two squares.
3((5 + -6x2)((1 + x)(1 + -1x))) = 0

Ignore the factor 3.

Subproblem 1

Set the factor '(5 + -6x2)' equal to zero and attempt to solve: Simplifying 5 + -6x2 = 0 Solving 5 + -6x2 = 0 Move all terms containing x to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -6x2 = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -6x2 = 0 + -5 -6x2 = 0 + -5 Combine like terms: 0 + -5 = -5 -6x2 = -5 Divide each side by '-6'. x2 = 0.8333333333 Simplifying x2 = 0.8333333333 Take the square root of each side: x = {-0.912870929, 0.912870929}

Subproblem 2

Set the factor '(1 + x)' equal to zero and attempt to solve: Simplifying 1 + x = 0 Solving 1 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + x = 0 + -1 x = 0 + -1 Combine like terms: 0 + -1 = -1 x = -1 Simplifying x = -1

Subproblem 3

Set the factor '(1 + -1x)' equal to zero and attempt to solve: Simplifying 1 + -1x = 0 Solving 1 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + -1x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -1x = 0 + -1 -1x = 0 + -1 Combine like terms: 0 + -1 = -1 -1x = -1 Divide each side by '-1'. x = 1 Simplifying x = 1

Solution

x = {-0.912870929, 0.912870929, -1, 1}

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