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Simplifying 33r2 + 2r + 16 = 0 Reorder the terms: 16 + 2r + 33r2 = 0 Solving 16 + 2r + 33r2 = 0 Solving for variable 'r'. Begin completing the square. Divide all terms by 33 the coefficient of the squared term: Divide each side by '33'. 0.4848484848 + 0.06060606061r + r2 = 0 Move the constant term to the right: Add '-0.4848484848' to each side of the equation. 0.4848484848 + 0.06060606061r + -0.4848484848 + r2 = 0 + -0.4848484848 Reorder the terms: 0.4848484848 + -0.4848484848 + 0.06060606061r + r2 = 0 + -0.4848484848 Combine like terms: 0.4848484848 + -0.4848484848 = 0.0000000000 0.0000000000 + 0.06060606061r + r2 = 0 + -0.4848484848 0.06060606061r + r2 = 0 + -0.4848484848 Combine like terms: 0 + -0.4848484848 = -0.4848484848 0.06060606061r + r2 = -0.4848484848 The r term is 0.06060606061r. Take half its coefficient (0.03030303031). Square it (0.0009182736460) and add it to both sides. Add '0.0009182736460' to each side of the equation. 0.06060606061r + 0.0009182736460 + r2 = -0.4848484848 + 0.0009182736460 Reorder the terms: 0.0009182736460 + 0.06060606061r + r2 = -0.4848484848 + 0.0009182736460 Combine like terms: -0.4848484848 + 0.0009182736460 = -0.483930211154 0.0009182736460 + 0.06060606061r + r2 = -0.483930211154 Factor a perfect square on the left side: (r + 0.03030303031)(r + 0.03030303031) = -0.483930211154 Can't calculate square root of the right side. The solution to this equation could not be determined.
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