(3x+2)(3x-2)(9x^2+4)=

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Solution for (3x+2)(3x-2)(9x^2+4)= equation: 


Simplifying
(3x + 2)(3x + -2)(9x2 + 4) = 0

Reorder the terms:
(2 + 3x)(3x + -2)(9x2 + 4) = 0

Reorder the terms:
(2 + 3x)(-2 + 3x)(9x2 + 4) = 0

Reorder the terms:
(2 + 3x)(-2 + 3x)(4 + 9x2) = 0

Multiply (2 + 3x) * (-2 + 3x)
(2(-2 + 3x) + 3x * (-2 + 3x))(4 + 9x2) = 0
((-2 * 2 + 3x * 2) + 3x * (-2 + 3x))(4 + 9x2) = 0
((-4 + 6x) + 3x * (-2 + 3x))(4 + 9x2) = 0
(-4 + 6x + (-2 * 3x + 3x * 3x))(4 + 9x2) = 0
(-4 + 6x + (-6x + 9x2))(4 + 9x2) = 0

Combine like terms: 6x + -6x = 0
(-4 + 0 + 9x2)(4 + 9x2) = 0
(-4 + 9x2)(4 + 9x2) = 0

Multiply (-4 + 9x2) * (4 + 9x2)
(-4(4 + 9x2) + 9x2 * (4 + 9x2)) = 0
((4 * -4 + 9x2 * -4) + 9x2 * (4 + 9x2)) = 0
((-16 + -36x2) + 9x2 * (4 + 9x2)) = 0
(-16 + -36x2 + (4 * 9x2 + 9x2 * 9x2)) = 0
(-16 + -36x2 + (36x2 + 81x4)) = 0

Combine like terms: -36x2 + 36x2 = 0
(-16 + 0 + 81x4) = 0
(-16 + 81x4) = 0

Solving
-16 + 81x4 = 0

Solving for variable 'x'.

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

Add '16' to each side of the equation.
-16 + 16 + 81x4 = 0 + 16

Combine like terms: -16 + 16 = 0
0 + 81x4 = 0 + 16
81x4 = 0 + 16

Combine like terms: 0 + 16 = 16
81x4 = 16

Divide each side by '81'.
x4 = 0.1975308642

Simplifying
x4 = 0.1975308642

Reorder the terms:
-0.1975308642 + x4 = 0.1975308642 + -0.1975308642

Combine like terms: 0.1975308642 + -0.1975308642 = 0.0000000000
-0.1975308642 + x4 = 0.0000000000

The solution to this equation could not be determined.

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