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Simplifying 21m2 + -4m + 49 = 0 Reorder the terms: 49 + -4m + 21m2 = 0 Solving 49 + -4m + 21m2 = 0 Solving for variable 'm'. Begin completing the square. Divide all terms by 21 the coefficient of the squared term: Divide each side by '21'. 2.333333333 + -0.1904761905m + m2 = 0 Move the constant term to the right: Add '-2.333333333' to each side of the equation. 2.333333333 + -0.1904761905m + -2.333333333 + m2 = 0 + -2.333333333 Reorder the terms: 2.333333333 + -2.333333333 + -0.1904761905m + m2 = 0 + -2.333333333 Combine like terms: 2.333333333 + -2.333333333 = 0.000000000 0.000000000 + -0.1904761905m + m2 = 0 + -2.333333333 -0.1904761905m + m2 = 0 + -2.333333333 Combine like terms: 0 + -2.333333333 = -2.333333333 -0.1904761905m + m2 = -2.333333333 The m term is -0.1904761905m. Take half its coefficient (-0.09523809525). Square it (0.009070294787) and add it to both sides. Add '0.009070294787' to each side of the equation. -0.1904761905m + 0.009070294787 + m2 = -2.333333333 + 0.009070294787 Reorder the terms: 0.009070294787 + -0.1904761905m + m2 = -2.333333333 + 0.009070294787 Combine like terms: -2.333333333 + 0.009070294787 = -2.324263038213 0.009070294787 + -0.1904761905m + m2 = -2.324263038213 Factor a perfect square on the left side: (m + -0.09523809525)(m + -0.09523809525) = -2.324263038213 Can't calculate square root of the right side. The solution to this equation could not be determined.
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