Quantcast

Got Homework?

Connect with other students for help. It's a free community.

  • across
    MIT Grad Student
    Online now
  • laura*
    Helped 1,000 students
    Online now
  • Hero
    College Math Guru
    Online now

Here's the question you clicked on:

55 members online
  • 0 replying
  • 0 viewing

fernando18

5^x=81.2

  • one year ago
  • one year ago

  • This Question is Open
  1. tcarroll010
    Best Response
    You've already chosen the best response.
    Medals 0

    Take the natural log of both sides. Also,\[\ln m ^{n} = (n)(\ln m)\]

    • one year ago
  2. tcarroll010
    Best Response
    You've already chosen the best response.
    Medals 0

    Use that rule for the left side of the equation and substitute5 for m and x for n.

    • one year ago
  3. tcarroll010
    Best Response
    You've already chosen the best response.
    Medals 0

    How are you doing with this now, given the above instructional hint?

    • one year ago
  4. ayushprasad
    Best Response
    You've already chosen the best response.
    Medals 0

    |dw:1356562387571:dw|

    • one year ago
  5. ayushprasad
    Best Response
    You've already chosen the best response.
    Medals 0

    |dw:1356562469028:dw|

    • one year ago
  6. seidi.yamauti
    Best Response
    You've already chosen the best response.
    Medals 0

    fo the exactly value of x you will need a calculator, by the way...

    • one year ago
  7. tcarroll010
    Best Response
    You've already chosen the best response.
    Medals 0

    Are you able to re-write the left-hand side now?

    • one year ago
  8. tcarroll010
    Best Response
    You've already chosen the best response.
    Medals 0

    If you show your work so far, I will be able to get an idea of where you are stuck.

    • one year ago
  9. precal
    Best Response
    You've already chosen the best response.
    Medals 0

    |dw:1356576833226:dw|

    • one year ago
    • Attachments:

See more questions >>>

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.