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Simplifying (9x2 + -2x + 4)(4x2 + 9x + -2) = 0 Reorder the terms: (4 + -2x + 9x2)(4x2 + 9x + -2) = 0 Reorder the terms: (4 + -2x + 9x2)(-2 + 9x + 4x2) = 0 Multiply (4 + -2x + 9x2) * (-2 + 9x + 4x2) (4(-2 + 9x + 4x2) + -2x * (-2 + 9x + 4x2) + 9x2 * (-2 + 9x + 4x2)) = 0 ((-2 * 4 + 9x * 4 + 4x2 * 4) + -2x * (-2 + 9x + 4x2) + 9x2 * (-2 + 9x + 4x2)) = 0 ((-8 + 36x + 16x2) + -2x * (-2 + 9x + 4x2) + 9x2 * (-2 + 9x + 4x2)) = 0 (-8 + 36x + 16x2 + (-2 * -2x + 9x * -2x + 4x2 * -2x) + 9x2 * (-2 + 9x + 4x2)) = 0 (-8 + 36x + 16x2 + (4x + -18x2 + -8x3) + 9x2 * (-2 + 9x + 4x2)) = 0 (-8 + 36x + 16x2 + 4x + -18x2 + -8x3 + (-2 * 9x2 + 9x * 9x2 + 4x2 * 9x2)) = 0 (-8 + 36x + 16x2 + 4x + -18x2 + -8x3 + (-18x2 + 81x3 + 36x4)) = 0 Reorder the terms: (-8 + 36x + 4x + 16x2 + -18x2 + -18x2 + -8x3 + 81x3 + 36x4) = 0 Combine like terms: 36x + 4x = 40x (-8 + 40x + 16x2 + -18x2 + -18x2 + -8x3 + 81x3 + 36x4) = 0 Combine like terms: 16x2 + -18x2 = -2x2 (-8 + 40x + -2x2 + -18x2 + -8x3 + 81x3 + 36x4) = 0 Combine like terms: -2x2 + -18x2 = -20x2 (-8 + 40x + -20x2 + -8x3 + 81x3 + 36x4) = 0 Combine like terms: -8x3 + 81x3 = 73x3 (-8 + 40x + -20x2 + 73x3 + 36x4) = 0 Solving -8 + 40x + -20x2 + 73x3 + 36x4 = 0 Solving for variable 'x'. The solution to this equation could not be determined.
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