4t^2-9t-37=0

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Solution for 4t^2-9t-37=0 equation:


Simplifying
4t2 + -9t + -37 = 0

Reorder the terms:
-37 + -9t + 4t2 = 0

Solving
-37 + -9t + 4t2 = 0

Solving for variable 't'.

Begin completing the square.  Divide all terms by
4 the coefficient of the squared term: 

Divide each side by '4'.
-9.25 + -2.25t + t2 = 0

Move the constant term to the right:

Add '9.25' to each side of the equation.
-9.25 + -2.25t + 9.25 + t2 = 0 + 9.25

Reorder the terms:
-9.25 + 9.25 + -2.25t + t2 = 0 + 9.25

Combine like terms: -9.25 + 9.25 = 0.00
0.00 + -2.25t + t2 = 0 + 9.25
-2.25t + t2 = 0 + 9.25

Combine like terms: 0 + 9.25 = 9.25
-2.25t + t2 = 9.25

The t term is -2.25t.  Take half its coefficient (-1.125).
Square it (1.265625) and add it to both sides.

Add '1.265625' to each side of the equation.
-2.25t + 1.265625 + t2 = 9.25 + 1.265625

Reorder the terms:
1.265625 + -2.25t + t2 = 9.25 + 1.265625

Combine like terms: 9.25 + 1.265625 = 10.515625
1.265625 + -2.25t + t2 = 10.515625

Factor a perfect square on the left side:
(t + -1.125)(t + -1.125) = 10.515625

Calculate the square root of the right side: 3.242780443

Break this problem into two subproblems by setting 
(t + -1.125) equal to 3.242780443 and -3.242780443.

Subproblem 1

t + -1.125 = 3.242780443 Simplifying t + -1.125 = 3.242780443 Reorder the terms: -1.125 + t = 3.242780443 Solving -1.125 + t = 3.242780443 Solving for variable 't'. Move all terms containing t to the left, all other terms to the right. Add '1.125' to each side of the equation. -1.125 + 1.125 + t = 3.242780443 + 1.125 Combine like terms: -1.125 + 1.125 = 0.000 0.000 + t = 3.242780443 + 1.125 t = 3.242780443 + 1.125 Combine like terms: 3.242780443 + 1.125 = 4.367780443 t = 4.367780443 Simplifying t = 4.367780443

Subproblem 2

t + -1.125 = -3.242780443 Simplifying t + -1.125 = -3.242780443 Reorder the terms: -1.125 + t = -3.242780443 Solving -1.125 + t = -3.242780443 Solving for variable 't'. Move all terms containing t to the left, all other terms to the right. Add '1.125' to each side of the equation. -1.125 + 1.125 + t = -3.242780443 + 1.125 Combine like terms: -1.125 + 1.125 = 0.000 0.000 + t = -3.242780443 + 1.125 t = -3.242780443 + 1.125 Combine like terms: -3.242780443 + 1.125 = -2.117780443 t = -2.117780443 Simplifying t = -2.117780443

Solution

The solution to the problem is based on the solutions from the subproblems. t = {4.367780443, -2.117780443}

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