Posted by **ted** on Saturday, November 5, 2011 at 2:16pm.

can you help me to isolate the ''t'' in this formula.

d=V1t+1/2at^2

pls help

- physics.pls help -
**Henry**, Saturday, November 5, 2011 at 9:26pm
d = V1*t + 0.5at^2 = 0,

Factor out t:

t(V1 + 0.5at) = 0,

t = 0.

V1 + 0.5at = 0.

0.5at = -V1,

t = -Vi / 0.5a.

This Quadratic Eq has 2 solutions:

t = o, and t = -V1 / 0.5a.

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