SOLUTION: A compute manufacturer finds that when x millions of dollars are spent on research, the profit, P(x), in millions of dollars is given by P(x) = 20 + 5log(base 3)(x+3). How much sho

Question 1153080: A compute manufacturer finds that when x millions of dollars are spent on research, the profit, P(x), in millions of dollars is given by P(x) = 20 + 5log(base 3)(x+3). How much should be spent on research to make a profit of 49 million dollars.
Answer by ankor@dixie-net.com(22740) (Show Source): You can put this solution on YOUR website!
A compute manufacturer finds that when x millions of dollars are spent on research, the profit, P(x), in millions of dollars is given by
P(x) = 20 + 5log(base 3)(x+3).
How much should be spent on research to make a profit of 49 million dollars.

Exponent equiv of logs

use your calc
x + 3 = 585.2
subtract 3 from both side
x = 582.2 million
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