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Simplifying 64x2 + 47x + 9 = 0 Reorder the terms: 9 + 47x + 64x2 = 0 Solving 9 + 47x + 64x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 64 the coefficient of the squared term: Divide each side by '64'. 0.140625 + 0.734375x + x2 = 0 Move the constant term to the right: Add '-0.140625' to each side of the equation. 0.140625 + 0.734375x + -0.140625 + x2 = 0 + -0.140625 Reorder the terms: 0.140625 + -0.140625 + 0.734375x + x2 = 0 + -0.140625 Combine like terms: 0.140625 + -0.140625 = 0.000000 0.000000 + 0.734375x + x2 = 0 + -0.140625 0.734375x + x2 = 0 + -0.140625 Combine like terms: 0 + -0.140625 = -0.140625 0.734375x + x2 = -0.140625 The x term is 0.734375x. Take half its coefficient (0.3671875). Square it (0.1348266602) and add it to both sides. Add '0.1348266602' to each side of the equation. 0.734375x + 0.1348266602 + x2 = -0.140625 + 0.1348266602 Reorder the terms: 0.1348266602 + 0.734375x + x2 = -0.140625 + 0.1348266602 Combine like terms: -0.140625 + 0.1348266602 = -0.0057983398 0.1348266602 + 0.734375x + x2 = -0.0057983398 Factor a perfect square on the left side: (x + 0.3671875)(x + 0.3671875) = -0.0057983398 Can't calculate square root of the right side. The solution to this equation could not be determined.
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