(9x-4)(81x^2-72x-16)=0

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Solution for (9x-4)(81x^2-72x-16)=0 equation: 


Simplifying
(9x + -4)(81x2 + -72x + -16) = 0

Reorder the terms:
(-4 + 9x)(81x2 + -72x + -16) = 0

Reorder the terms:
(-4 + 9x)(-16 + -72x + 81x2) = 0

Multiply (-4 + 9x) * (-16 + -72x + 81x2)
(-4(-16 + -72x + 81x2) + 9x * (-16 + -72x + 81x2)) = 0
((-16 * -4 + -72x * -4 + 81x2 * -4) + 9x * (-16 + -72x + 81x2)) = 0
((64 + 288x + -324x2) + 9x * (-16 + -72x + 81x2)) = 0
(64 + 288x + -324x2 + (-16 * 9x + -72x * 9x + 81x2 * 9x)) = 0
(64 + 288x + -324x2 + (-144x + -648x2 + 729x3)) = 0

Reorder the terms:
(64 + 288x + -144x + -324x2 + -648x2 + 729x3) = 0

Combine like terms: 288x + -144x = 144x
(64 + 144x + -324x2 + -648x2 + 729x3) = 0

Combine like terms: -324x2 + -648x2 = -972x2
(64 + 144x + -972x2 + 729x3) = 0

Solving
64 + 144x + -972x2 + 729x3 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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