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Simplifying F(x) = x2 + 3x + -21 Multiply F * x xF = x2 + 3x + -21 Reorder the terms: xF = -21 + 3x + x2 Solving xF = -21 + 3x + x2 Solving for variable 'x'. Reorder the terms: 21 + -3x + xF + -1x2 = -21 + 3x + x2 + 21 + -3x + -1x2 Reorder the terms: 21 + -3x + xF + -1x2 = -21 + 21 + 3x + -3x + x2 + -1x2 Combine like terms: -21 + 21 = 0 21 + -3x + xF + -1x2 = 0 + 3x + -3x + x2 + -1x2 21 + -3x + xF + -1x2 = 3x + -3x + x2 + -1x2 Combine like terms: 3x + -3x = 0 21 + -3x + xF + -1x2 = 0 + x2 + -1x2 21 + -3x + xF + -1x2 = x2 + -1x2 Combine like terms: x2 + -1x2 = 0 21 + -3x + xF + -1x2 = 0 The solution to this equation could not be determined.
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