Quantcast

A community for students. Sign up today!

Here's the question you clicked on:

55 members online
  • 0 replying
  • 0 viewing

King

  • 3 years ago

Its a log problem which has sqrt so i shall post in reply...

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

    \[\log_{4} \sqrt[4]{32\sqrt[3]{16\sqrt{64.8^{-3\div4}}}}\]

  2. Ishaan94
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 5

    2^5 = 32 2^4 = 16 Is it 64 x 8? or 64.8

  3. King
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    its 64 x 8^-3/4

  4. King
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    please give full explanation

  5. Ishaan94
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 5

    2^3 = 8 2^6 = 64 Now try it

  6. Ishaan94
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 5

    I don't like this problem

  7. King
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    wait even i dont like it

  8. Ishaan94
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 5

    It's not hard but it's unnecessary

  9. King
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    its necessary for me

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

    1.019

  11. King
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    i am not getting it can u xplain

  12. Ishaan94
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 5

    oh cool sheg

  13. King
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    no sheg answer is wrong

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

    how come plz explain m right

  15. King
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    idk answer given as 121/186 or 0.6505376

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

    ok wait i made one mistake now i got it

  17. Ishaan94
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 5

    I am getting .7 after simplifying and calculating it in the calculator

  18. King
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    do not use claculator

  19. King
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    and explain

  20. King
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    u should get it as 121/186

  21. Ishaan94
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 5

    King It's a big waste of time, it's not worth it

  22. King
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    pls ishaan its necessary fr me

  23. King
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    sheg wat abt u?

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

    trying to solve it manually

  25. Ishaan94
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 5

    Hmm I am not posting the complete solution, Just a little simplification \[\frac{1}{4} \left(\log_4 32 + \frac{1}{3}\left(\log_416 + \frac{1}{2}\left(\log_4 64 + \log_4 8^{\frac{-3}{4}} \right)\right)\right)\]

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

    is that 64 times 8?????????????

  27. Ishaan94
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 5

    Now you should do it on your own, I really don't like calculating Numbers

  28. King
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    how did u get 1/4

  29. King
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    yeah sheg

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

    oh got i was taking 64.8

  31. Ishaan94
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 5

    Yeah Sheg

  32. Ishaan94
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 5

    Read the FIITJEE Module for Logs it's the basic property of Log

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

    nahi yar mein usko decimal mein le raha tha na bracket use kiya hai isne na kuch

  34. King
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    wait im reading and i gave u this sum from FIITJEE compendium

  35. King
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    sry sheg are u now getting right answer?

  36. Ishaan94
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 5

    Hmm mujhe bhi same confusion hua tha

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

    i m getting this thing \[\log_{4} 2^{\frac{167}{96}}\]

  38. King
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    what is that 2^?

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

    167/96

  40. King
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    thats 0.8 sumthing...

  41. King
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    ishaan i calculated ure equation i got 29/32

  42. Ishaan94
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 5

    you must have calculated it wrong

  43. King
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    wait i am checking for mistake

  44. Ishaan94
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 5

    I am getting 127/192 I hate this problem, I hate calculating numbers

  45. Ishaan94
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 5

    .661458333 <<Calculator

  46. King
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    u need to subtract 6 frm numerator and denom. to get rite answer so thatt means u are very close

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

    Took me forever to get to the bottom of this >.>

  48. King
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    so post solution katrina

  49. King
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    ishaan what is simplified version of log8^-3/4 base4

  50. Tomas.A
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    \[\log_4\sqrt[4]{32\sqrt[3]{16\sqrt{64\cdot8^{-\frac{3}{4}}}}}=\] \[\log_4\sqrt[4]{2^5\sqrt[3]{2^4\sqrt{2^6\cdot2^{-\frac{9}{4}}}}}=\] \[\log_4\sqrt[4]{2^5\sqrt[3]{2^4\sqrt{2^{\frac{15}{4}}}}}=\] \[\log_4\sqrt[4]{2^5\sqrt[3]{2^4\cdot{2^{\frac{15}{8}}}}}=\] \[\log_4\sqrt[4]{2^5\sqrt[3]{{2^{\frac{47}{8}}}}}=\] \[\log_4\sqrt[4]{2^5\cdot{{2^{\frac{47}{24}}}}}=\] \[\log_4\sqrt[4]{{{2^{\frac{167}{24}}}}}=\] \[\log_{2^2}2^{\frac{167}{96}}=\] \[\log_{2}2^{\frac{167}{192}}=\] \[\frac{167}{192}\]

  51. Ishaan94
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 5

    Yeah I did it again I am getting the same

  52. King
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    can u explain the 4th step

  53. King
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    how did u take out 2^15/4?

  54. Tomas.A
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    \[2^4\cdot2^{\frac{15}{8}}=2^{4+\frac{15}{8}}=2^{\frac{32}{8}+\frac{15}{8}}=2^{\frac{47}{8}}\] this one?

  55. King
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    no how did u take 2^15/4 out frm sqrt

  56. Ishaan94
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 5

    http://www.wolframalpha.com/input/?i=log_4%28%2832+*+%2816+*%2864+*+8^%28-3%2F4%29%29^%281%2F2%29%29^%281%2F3%29%29^%281%2F4%29 Tomas Is Right, FIITJEE is wrong!

  57. King
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    ok now can u xplain

  58. Tomas.A
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    \[\sqrt{2^\frac{15}{4}}=2^{\frac{15}{4}\cdot\frac{1}{2}}=2^\frac{15}{8}\]

  59. King
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    oh right

  60. Tomas.A
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    \[\sqrt[n]{m}=m^{\frac{1}{n}}\]

  61. King
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    Yipppeeeeeeeee u guys are great!!!!!!!!!! thnx to all of u.!!!!!!!!!!!!!!!

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

    • Attachments:

Ask your own question

Ask a Question
Find more explanations on OpenStudy

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.