algebra
posted by anon .
The period t ( in seconds) of a simple pendulum as a function of its length l(in feet) is given by t(l) = xpie sqrt 1/32.2
a. Express the length l as a function of the period t
b. How long is a pendulum whose period is 3 seconds.
Is the answer 2 sec for a and 2.25 feet for b?????
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