-4.9t^2-1.5t+41=0

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Solution for -4.9t^2-1.5t+41=0 equation:


Simplifying
-4.9t2 + -1.5t + 41 = 0

Reorder the terms:
41 + -1.5t + -4.9t2 = 0

Solving
41 + -1.5t + -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'.
-8.367346939 + 0.306122449t + t2 = 0

Move the constant term to the right:

Add '8.367346939' to each side of the equation.
-8.367346939 + 0.306122449t + 8.367346939 + t2 = 0 + 8.367346939

Reorder the terms:
-8.367346939 + 8.367346939 + 0.306122449t + t2 = 0 + 8.367346939

Combine like terms: -8.367346939 + 8.367346939 = 0.000000000
0.000000000 + 0.306122449t + t2 = 0 + 8.367346939
0.306122449t + t2 = 0 + 8.367346939

Combine like terms: 0 + 8.367346939 = 8.367346939
0.306122449t + t2 = 8.367346939

The t term is 0.306122449t.  Take half its coefficient (0.1530612245).
Square it (0.02342773845) and add it to both sides.

Add '0.02342773845' to each side of the equation.
0.306122449t + 0.02342773845 + t2 = 8.367346939 + 0.02342773845

Reorder the terms:
0.02342773845 + 0.306122449t + t2 = 8.367346939 + 0.02342773845

Combine like terms: 8.367346939 + 0.02342773845 = 8.39077467745
0.02342773845 + 0.306122449t + t2 = 8.39077467745

Factor a perfect square on the left side:
(t + 0.1530612245)(t + 0.1530612245) = 8.39077467745

Calculate the square root of the right side: 2.896683393

Break this problem into two subproblems by setting 
(t + 0.1530612245) equal to 2.896683393 and -2.896683393.

Subproblem 1

t + 0.1530612245 = 2.896683393 Simplifying t + 0.1530612245 = 2.896683393 Reorder the terms: 0.1530612245 + t = 2.896683393 Solving 0.1530612245 + t = 2.896683393 Solving for variable 't'. Move all terms containing t to the left, all other terms to the right. Add '-0.1530612245' to each side of the equation. 0.1530612245 + -0.1530612245 + t = 2.896683393 + -0.1530612245 Combine like terms: 0.1530612245 + -0.1530612245 = 0.0000000000 0.0000000000 + t = 2.896683393 + -0.1530612245 t = 2.896683393 + -0.1530612245 Combine like terms: 2.896683393 + -0.1530612245 = 2.7436221685 t = 2.7436221685 Simplifying t = 2.7436221685

Subproblem 2

t + 0.1530612245 = -2.896683393 Simplifying t + 0.1530612245 = -2.896683393 Reorder the terms: 0.1530612245 + t = -2.896683393 Solving 0.1530612245 + t = -2.896683393 Solving for variable 't'. Move all terms containing t to the left, all other terms to the right. Add '-0.1530612245' to each side of the equation. 0.1530612245 + -0.1530612245 + t = -2.896683393 + -0.1530612245 Combine like terms: 0.1530612245 + -0.1530612245 = 0.0000000000 0.0000000000 + t = -2.896683393 + -0.1530612245 t = -2.896683393 + -0.1530612245 Combine like terms: -2.896683393 + -0.1530612245 = -3.0497446175 t = -3.0497446175 Simplifying t = -3.0497446175

Solution

The solution to the problem is based on the solutions from the subproblems. t = {2.7436221685, -3.0497446175}

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