SOLUTION: The directions say to use a property of logarithms to evaluate the expression. log base3(3x9) The answer key in the book says the answer is 3, but I keep coming up with 5.725. Can

Algebra ->  Algebra  -> Exponential-and-logarithmic-functions -> SOLUTION: The directions say to use a property of logarithms to evaluate the expression. log base3(3x9) The answer key in the book says the answer is 3, but I keep coming up with 5.725. Can      Log On

Ad: Algebra Solved!™: algebra software solves algebra homework problems with step-by-step help!
Ad: Algebrator™ solves your algebra problems and provides step-by-step explanations!

   

Question 132510This question is from textbook McDougal Littell Algebra 2
: The directions say to use a property of logarithms to evaluate the expression. log base3(3x9)
The answer key in the book says the answer is 3, but I keep coming up with 5.725. Can you show me how to do this problem?This question is from textbook McDougal Littell Algebra 2

Answer by stanbon(48569) About Me  (Show Source):
You can put this solution on YOUR website!
log base3(3x9)
---------------
log means "exponent" or "power".
--------------------------
You are asked for the exponent of 3 that gives you 3*9
--------------------------
log3 (3*9) = log3 (27) = 3
because 3^3 = 27
---------------------
Cheers,
Stan H.