4.9t^2+20t+60=1.73

Solution for 4.9t^2+20t+60=1.73 equation:

Simplifying
4.9t2 + 20t + 60 = 1.73

Reorder the terms:
60 + 20t + 4.9t2 = 1.73

Solving
60 + 20t + 4.9t2 = 1.73

Solving for variable 't'.

Reorder the terms:
60 + -1.73 + 20t + 4.9t2 = 1.73 + -1.73

Combine like terms: 60 + -1.73 = 58.27
58.27 + 20t + 4.9t2 = 1.73 + -1.73

Combine like terms: 1.73 + -1.73 = 0.00
58.27 + 20t + 4.9t2 = 0.00

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

Divide each side by '4.9'.
11.89183673 + 4.081632653t + t2 = 0.0

Move the constant term to the right:

Add '-11.89183673' to each side of the equation.
11.89183673 + 4.081632653t + -11.89183673 + t2 = 0.0 + -11.89183673

Reorder the terms:
11.89183673 + -11.89183673 + 4.081632653t + t2 = 0.0 + -11.89183673

Combine like terms: 11.89183673 + -11.89183673 = 0.00000000
0.00000000 + 4.081632653t + t2 = 0.0 + -11.89183673
4.081632653t + t2 = 0.0 + -11.89183673

Combine like terms: 0.0 + -11.89183673 = -11.89183673
4.081632653t + t2 = -11.89183673

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 = -11.89183673 + 4.164931281

Reorder the terms:
4.164931281 + 4.081632653t + t2 = -11.89183673 + 4.164931281

Combine like terms: -11.89183673 + 4.164931281 = -7.726905449
4.164931281 + 4.081632653t + t2 = -7.726905449

Factor a perfect square on the left side:
(t + 2.040816327)(t + 2.040816327) = -7.726905449

Can't calculate square root of the right side.

The solution to this equation could not be determined.