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Unformatted text preview: 3 )1 2 log a (2 x + 3) (b) 21 log 3 3 x + log 3 (9 x 2 )log 3 (9 x ) 3 6. 20 points Solve the following. (a) 3 x = 14 (b) 3 log 2 ( x1) + log 2 4 = 5 (c) log a x + log a ( x2) = log a ( x + 4) 7. 20 points The formula D = 5 e. 4 h can be used to nd the number of milligrams D of a certain drug that is in a patients bloodstream h hours after the drug has been administered. When the number of milligrams reaches 2, the drug is to be administered again. What is the time between injections? 4...
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 Summer '08
 GUNNING
 Math, Algebra, Equations

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