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Simplifying y2 + -3.709y + 3.48387 = 0 Reorder the terms: 3.48387 + -3.709y + y2 = 0 Solving 3.48387 + -3.709y + y2 = 0 Solving for variable 'y'. Begin completing the square. Move the constant term to the right: Add '-3.48387' to each side of the equation. 3.48387 + -3.709y + -3.48387 + y2 = 0 + -3.48387 Reorder the terms: 3.48387 + -3.48387 + -3.709y + y2 = 0 + -3.48387 Combine like terms: 3.48387 + -3.48387 = 0.00000 0.00000 + -3.709y + y2 = 0 + -3.48387 -3.709y + y2 = 0 + -3.48387 Combine like terms: 0 + -3.48387 = -3.48387 -3.709y + y2 = -3.48387 The y term is -3.709y. Take half its coefficient (-1.8545). Square it (3.43917025) and add it to both sides. Add '3.43917025' to each side of the equation. -3.709y + 3.43917025 + y2 = -3.48387 + 3.43917025 Reorder the terms: 3.43917025 + -3.709y + y2 = -3.48387 + 3.43917025 Combine like terms: -3.48387 + 3.43917025 = -0.04469975 3.43917025 + -3.709y + y2 = -0.04469975 Factor a perfect square on the left side: (y + -1.8545)(y + -1.8545) = -0.04469975 Can't calculate square root of the right side. The solution to this equation could not be determined.
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