(x-2)(x+1)(x^2-9)=0

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Solution for (x-2)(x+1)(x^2-9)=0 equation: 


Simplifying
(x + -2)(x + 1)(x2 + -9) = 0

Reorder the terms:
(-2 + x)(x + 1)(x2 + -9) = 0

Reorder the terms:
(-2 + x)(1 + x)(x2 + -9) = 0

Reorder the terms:
(-2 + x)(1 + x)(-9 + x2) = 0

Multiply (-2 + x) * (1 + x)
(-2(1 + x) + x(1 + x))(-9 + x2) = 0
((1 * -2 + x * -2) + x(1 + x))(-9 + x2) = 0
((-2 + -2x) + x(1 + x))(-9 + x2) = 0
(-2 + -2x + (1 * x + x * x))(-9 + x2) = 0
(-2 + -2x + (1x + x2))(-9 + x2) = 0

Combine like terms: -2x + 1x = -1x
(-2 + -1x + x2)(-9 + x2) = 0

Multiply (-2 + -1x + x2) * (-9 + x2)
(-2(-9 + x2) + -1x * (-9 + x2) + x2(-9 + x2)) = 0
((-9 * -2 + x2 * -2) + -1x * (-9 + x2) + x2(-9 + x2)) = 0
((18 + -2x2) + -1x * (-9 + x2) + x2(-9 + x2)) = 0
(18 + -2x2 + (-9 * -1x + x2 * -1x) + x2(-9 + x2)) = 0
(18 + -2x2 + (9x + -1x3) + x2(-9 + x2)) = 0
(18 + -2x2 + 9x + -1x3 + (-9 * x2 + x2 * x2)) = 0
(18 + -2x2 + 9x + -1x3 + (-9x2 + x4)) = 0

Reorder the terms:
(18 + 9x + -2x2 + -9x2 + -1x3 + x4) = 0

Combine like terms: -2x2 + -9x2 = -11x2
(18 + 9x + -11x2 + -1x3 + x4) = 0

Solving
18 + 9x + -11x2 + -1x3 + x4 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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