980=490t^2

Solution for 980=490t^2 equation:

Simplifying
980 = 490t2

Solving
980 = 490t2

Solving for variable 't'.

Move all terms containing t to the left, all other terms to the right.

Add '-490t2' to each side of the equation.
980 + -490t2 = 490t2 + -490t2

Combine like terms: 490t2 + -490t2 = 0
980 + -490t2 = 0

Add '-980' to each side of the equation.
980 + -980 + -490t2 = 0 + -980

Combine like terms: 980 + -980 = 0
0 + -490t2 = 0 + -980
-490t2 = 0 + -980

Combine like terms: 0 + -980 = -980
-490t2 = -980

Divide each side by '-490'.
t2 = 2

Simplifying
t2 = 2

Take the square root of each side:
t = {-1.414213562, 1.414213562}