algebra1
posted by tracy .
a baseball is hit into the air. the path of the ball can be described by the equation h=23t5tsquared, where h is the height in meters, and t is the time in seconds.
how high is the ball after 3 seconds?

algebra1 
Reiny
just plug t = 3 into the equation
h = 23(3)  5(3^2) = ...
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