(3x^2-27)(8x^2)39.5=

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Solution for (3x^2-27)(8x^2)39.5= equation:


Simplifying
(3x2 + -27)(8x2) * 39.5 = 0

Reorder the terms:
(-27 + 3x2)(8x2) * 39.5 = 0

Remove parenthesis around (8x2)
(-27 + 3x2) * 8x2 * 39.5 = 0

Reorder the terms for easier multiplication:
8 * 39.5x2(-27 + 3x2) = 0

Multiply 8 * 39.5
316x2(-27 + 3x2) = 0
(-27 * 316x2 + 3x2 * 316x2) = 0
(-8532x2 + 948x4) = 0

Solving
-8532x2 + 948x4 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '948x2'.
948x2(-9 + x2) = 0

Factor a difference between two squares.
948x2((3 + x)(-3 + x)) = 0

Ignore the factor 948.

Subproblem 1

Set the factor 'x2' equal to zero and attempt to solve: Simplifying x2 = 0 Solving x2 = 0 Move all terms containing x to the left, all other terms to the right. Simplifying x2 = 0 Take the square root of each side: x = {0}

Subproblem 2

Set the factor '(3 + x)' equal to zero and attempt to solve: Simplifying 3 + x = 0 Solving 3 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + x = 0 + -3 x = 0 + -3 Combine like terms: 0 + -3 = -3 x = -3 Simplifying x = -3

Subproblem 3

Set the factor '(-3 + x)' equal to zero and attempt to solve: Simplifying -3 + x = 0 Solving -3 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + x = 0 + 3 Combine like terms: -3 + 3 = 0 0 + x = 0 + 3 x = 0 + 3 Combine like terms: 0 + 3 = 3 x = 3 Simplifying x = 3

Solution

x = {0, -3, 3}

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