-3.1t^2+5t-17=0

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Solution for -3.1t^2+5t-17=0 equation: 


Simplifying
-3.1t2 + 5t + -17 = 0

Reorder the terms:
-17 + 5t + -3.1t2 = 0

Solving
-17 + 5t + -3.1t2 = 0

Solving for variable 't'.

Begin completing the square.  Divide all terms by
-3.1 the coefficient of the squared term: 

Divide each side by '-3.1'.
5.483870968 + -1.612903226t + t2 = 0

Move the constant term to the right:

Add '-5.483870968' to each side of the equation.
5.483870968 + -1.612903226t + -5.483870968 + t2 = 0 + -5.483870968

Reorder the terms:
5.483870968 + -5.483870968 + -1.612903226t + t2 = 0 + -5.483870968

Combine like terms: 5.483870968 + -5.483870968 = 0.000000000
0.000000000 + -1.612903226t + t2 = 0 + -5.483870968
-1.612903226t + t2 = 0 + -5.483870968

Combine like terms: 0 + -5.483870968 = -5.483870968
-1.612903226t + t2 = -5.483870968

The t term is -1.612903226t.  Take half its coefficient (-0.806451613).
Square it (0.6503642041) and add it to both sides.

Add '0.6503642041' to each side of the equation.
-1.612903226t + 0.6503642041 + t2 = -5.483870968 + 0.6503642041

Reorder the terms:
0.6503642041 + -1.612903226t + t2 = -5.483870968 + 0.6503642041

Combine like terms: -5.483870968 + 0.6503642041 = -4.8335067639
0.6503642041 + -1.612903226t + t2 = -4.8335067639

Factor a perfect square on the left side:
(t + -0.806451613)(t + -0.806451613) = -4.8335067639

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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