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Simplifying f(x) = 2x4 + -3x3 + 2x2 + -3 Multiply f * x fx = 2x4 + -3x3 + 2x2 + -3 Reorder the terms: fx = -3 + 2x2 + -3x3 + 2x4 Solving fx = -3 + 2x2 + -3x3 + 2x4 Solving for variable 'f'. Move all terms containing f to the left, all other terms to the right. Divide each side by 'x'. f = -3x-1 + 2x + -3x2 + 2x3 Simplifying f = -3x-1 + 2x + -3x2 + 2x3
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