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Simplifying 196x2 + -6x + 7 = 0 Reorder the terms: 7 + -6x + 196x2 = 0 Solving 7 + -6x + 196x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 196 the coefficient of the squared term: Divide each side by '196'. 0.03571428571 + -0.0306122449x + x2 = 0 Move the constant term to the right: Add '-0.03571428571' to each side of the equation. 0.03571428571 + -0.0306122449x + -0.03571428571 + x2 = 0 + -0.03571428571 Reorder the terms: 0.03571428571 + -0.03571428571 + -0.0306122449x + x2 = 0 + -0.03571428571 Combine like terms: 0.03571428571 + -0.03571428571 = 0.00000000000 0.00000000000 + -0.0306122449x + x2 = 0 + -0.03571428571 -0.0306122449x + x2 = 0 + -0.03571428571 Combine like terms: 0 + -0.03571428571 = -0.03571428571 -0.0306122449x + x2 = -0.03571428571 The x term is -0.0306122449x. Take half its coefficient (-0.01530612245). Square it (0.0002342773845) and add it to both sides. Add '0.0002342773845' to each side of the equation. -0.0306122449x + 0.0002342773845 + x2 = -0.03571428571 + 0.0002342773845 Reorder the terms: 0.0002342773845 + -0.0306122449x + x2 = -0.03571428571 + 0.0002342773845 Combine like terms: -0.03571428571 + 0.0002342773845 = -0.0354800083255 0.0002342773845 + -0.0306122449x + x2 = -0.0354800083255 Factor a perfect square on the left side: (x + -0.01530612245)(x + -0.01530612245) = -0.0354800083255 Can't calculate square root of the right side. The solution to this equation could not be determined.
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