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Simplifying 4.9t2 + -20t + 60 = 0 Reorder the terms: 60 + -20t + 4.9t2 = 0 Solving 60 + -20t + 4.9t2 = 0 Solving for variable 't'. Begin completing the square. Divide all terms by 4.9 the coefficient of the squared term: Divide each side by '4.9'. 12.24489796 + -4.081632653t + t2 = 0 Move the constant term to the right: Add '-12.24489796' to each side of the equation. 12.24489796 + -4.081632653t + -12.24489796 + t2 = 0 + -12.24489796 Reorder the terms: 12.24489796 + -12.24489796 + -4.081632653t + t2 = 0 + -12.24489796 Combine like terms: 12.24489796 + -12.24489796 = 0.00000000 0.00000000 + -4.081632653t + t2 = 0 + -12.24489796 -4.081632653t + t2 = 0 + -12.24489796 Combine like terms: 0 + -12.24489796 = -12.24489796 -4.081632653t + t2 = -12.24489796 The t term is -4.081632653t. Take half its coefficient (-2.040816327). Square it (4.164931281) and add it to both sides. Add '4.164931281' to each side of the equation. -4.081632653t + 4.164931281 + t2 = -12.24489796 + 4.164931281 Reorder the terms: 4.164931281 + -4.081632653t + t2 = -12.24489796 + 4.164931281 Combine like terms: -12.24489796 + 4.164931281 = -8.079966679 4.164931281 + -4.081632653t + t2 = -8.079966679 Factor a perfect square on the left side: (t + -2.040816327)(t + -2.040816327) = -8.079966679 Can't calculate square root of the right side. The solution to this equation could not be determined.
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