Math
posted by Jose .
9t^23t=0. Solve using quadratic formula

Math 
Reiny
if the constant is missing, there is no need to use the formula, since the equation will always factor
9t^2  3t = 0
3t(3t1) = 0
t = 0 or t = 1/3
if you insist ....
a = 9, b = 3, c = 0
x = (3 ± √(90)/18
= (3±3)/18
= 1/3 or 0
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