A community for students.

Here's the question you clicked on:

55 members online
  • 0 replying
  • 0 viewing

anonymous

  • 5 years ago

f(x)= 7^x logbase3 (x) I need to find the derivative .... but I can only enter the answer using change of base - can anyone provide direction? Thanks

  • This Question is Closed
  1. anonymous
    • 5 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    Is it correct

  2. anonymous
    • 5 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    \[7^x \log_3(x)\]

  3. anonymous
    • 5 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    \[d/dx \log(x)=1/xln(b)\]

  4. anonymous
    • 5 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    scratch that

  5. anonymous
    • 5 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    \[d/dx \log_b(x)=1/xln(b)\]

  6. anonymous
    • 5 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    So you will use product rule

  7. anonymous
    • 5 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    any question?

  8. anonymous
    • 5 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    ok I see that and I am kinda clear - in that eq. where is the 7^x ah..1/7ln3

  9. anonymous
    • 5 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    3ln(x)=1/7ln3

  10. anonymous
    • 5 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    How is going so far?

  11. anonymous
    • 5 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    is it...? [(1\7ln 3(x)) -(3\ln (x))]

  12. anonymous
    • 5 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    \[d/dx (7^x)=\ln (7)*7^x\]

  13. anonymous
    • 5 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    product rule is u*v'+v*u'

  14. anonymous
    • 5 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    my computer died. I am back and will try again. Thank you now I'm guest.... this is 1477

  15. anonymous
    • 5 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    haven't quite got there but I have to go now. thank you so much for your help!!!

  16. Not the answer you are looking for?
    Search for more explanations.

    • Attachments:

Ask your own question

Sign Up
Find more explanations on OpenStudy
Privacy Policy

Your question is ready. Sign up for free to start getting answers.

spraguer (Moderator)
5 → View Detailed Profile

is replying to Can someone tell me what button the professor is hitting...

23

  • Teamwork 19 Teammate
  • Problem Solving 19 Hero
  • You have blocked this person.
  • ✔ You're a fan Checking fan status...

Thanks for being so helpful in mathematics. If you are getting quality help, make sure you spread the word about OpenStudy.

This is the testimonial you wrote.
You haven't written a testimonial for Owlfred.