Ask
your own question, for FREE!
Ask question now!
Mathematics
50 Online
OpenStudy (anonymous):
After t years, the annual sales in hundreds of thousands of units of product q is given by
q=(1/2)^(.8)^t
2) After how many years will the annual sales be about 95,350 units? Show your work. (Hint: You will have to take the log of both sides twice.)
12 years ago
Join the QuestionCove community and study together with friends!
Sign Up
OpenStudy (unklerhaukus):
\[q=\left(\frac12\right)^{.8^t}\]
\[\log_{1/2}q=.8^t\]
\[\log_{0.8}\left(\log_{1/2}\left(q\right)\right)=t\]
\[t=\log_{0.8}\left(\log_{1/2}\left(95350\right)\right)\]
12 years ago
OpenStudy (anonymous):
2,781 years?
12 years ago
OpenStudy (unklerhaukus):
\[t=\frac{\log_{10}\left(\frac{\log_{10}\left(95350\right)}{\log_{10}(1/2) }\right)}{\log_{10}(0.8)}\]
12 years ago
OpenStudy (anonymous):
how sure are you?
12 years ago
OpenStudy (anonymous):
how did you get to there?
12 years ago
Join the QuestionCove community and study together with friends!
Sign Up
OpenStudy (unklerhaukus):
which step didn't you follow/?
12 years ago
OpenStudy (anonymous):
how you got to the new formula
12 years ago
OpenStudy (unklerhaukus):
take the log of both sides to base 1/2
take the log of both sides to base 0.8
12 years ago
OpenStudy (unklerhaukus):
i used the change of base formula in the last step so a calculator that only has base 10 could be used
12 years ago
OpenStudy (anonymous):
hmm i keep getting error
12 years ago
Join the QuestionCove community and study together with friends!
Sign Up
OpenStudy (unklerhaukus):
for some reason im not getting a real answer either
12 years ago
Can't find your answer?
Make a FREE account and ask your own questions, OR help others and earn volunteer hours! Join our real-time social learning platform and learn together with your friends!
Sign Up
Ask Question
Latest Questions
danielfootball123:
.
58 minutes ago
6 Replies
0 Medals
Graysonunderwoods:
Feelings ig
1 hour ago
2 Replies
2 Medals
MAGABACK:
ART!
11 hours ago
5 Replies
0 Medals