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Simplifying 9t4 + -14t2 + 9 = 0 Reorder the terms: 9 + -14t2 + 9t4 = 0 Solving 9 + -14t2 + 9t4 = 0 Solving for variable 't'. Begin completing the square. Divide all terms by 9 the coefficient of the squared term: Divide each side by '9'. 1 + -1.555555556t2 + t4 = 0 Move the constant term to the right: Add '-1' to each side of the equation. 1 + -1.555555556t2 + -1 + t4 = 0 + -1 Reorder the terms: 1 + -1 + -1.555555556t2 + t4 = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -1.555555556t2 + t4 = 0 + -1 -1.555555556t2 + t4 = 0 + -1 Combine like terms: 0 + -1 = -1 -1.555555556t2 + t4 = -1 The t term is -1.555555556t2. Take half its coefficient (-0.777777778). Square it (0.6049382720) and add it to both sides. Add '0.6049382720' to each side of the equation. -1.555555556t2 + 0.6049382720 + t4 = -1 + 0.6049382720 Reorder the terms: 0.6049382720 + -1.555555556t2 + t4 = -1 + 0.6049382720 Combine like terms: -1 + 0.6049382720 = -0.395061728 0.6049382720 + -1.555555556t2 + t4 = -0.395061728 Factor a perfect square on the left side: (t2 + -0.777777778)(t2 + -0.777777778) = -0.395061728 Can't calculate square root of the right side. The solution to this equation could not be determined.
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