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Simplifying f(x) = -1x2 + 13x + -30 Multiply f * x fx = -1x2 + 13x + -30 Reorder the terms: fx = -30 + 13x + -1x2 Solving fx = -30 + 13x + -1x2 Solving for variable 'f'. Move all terms containing f to the left, all other terms to the right. Divide each side by 'x'. f = -30x-1 + 13 + -1x Simplifying f = -30x-1 + 13 + -1x Reorder the terms: f = 13 + -30x-1 + -1x
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