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Unformatted text preview: f ( x ) = ab x satisfying that f (0) = 1 and f (2) = 9 . Using the equation found, nd f (4) . (b) After 28 years 10 ounces of Strontium-90 will have decayed to half of its original amount. What is the decay rate in the decay equation A = A e kt ? 5. Let f ( x ) = 1 2 ln( 1 2-x ) . Find an equation for the inverse of f ( x ) and state the domain of the inverse. Bonus (+10 Points): Solve for x : 3 ln x-ln x = 1 2 ln 2...
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- Fall '08