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

DLS Group Title

find theta!

  • one year ago
  • one year ago

  • This Question is Closed
  1. DLS Group Title
    Best Response
    You've already chosen the best response.
    Medals 0

    \[\LARGE \sqrt{3}\sin \theta-\cos \theta=2\]

    • one year ago
  2. hartnn Group Title
    Best Response
    You've already chosen the best response.
    Medals 2

    \(\LARGE (\sqrt{3}/2)\sin \theta-(1/2)\cos \theta=2/2 \)

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

    you're the man!

    • one year ago
  4. hartnn Group Title
    Best Response
    You've already chosen the best response.
    Medals 2

    now write cos a = \sqrt 3/2 ,sin a =1/2

    • one year ago
  5. hartnn Group Title
    Best Response
    You've already chosen the best response.
    Medals 2

    where a=...?

    • one year ago
  6. DLS Group Title
    Best Response
    You've already chosen the best response.
    Medals 0

    60

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

    pi/3

    • one year ago
  8. hartnn Group Title
    Best Response
    You've already chosen the best response.
    Medals 2

    no.

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

    oh sorry!!

    • one year ago
  10. DLS Group Title
    Best Response
    You've already chosen the best response.
    Medals 0

    pi/6

    • one year ago
  11. hartnn Group Title
    Best Response
    You've already chosen the best response.
    Medals 2

    sin ... = 1/2 ?

    • one year ago
  12. hartnn Group Title
    Best Response
    You've already chosen the best response.
    Medals 2

    yes.

    • one year ago
  13. UsukiDoll Group Title
    Best Response
    You've already chosen the best response.
    Medals 0

    30 degrees

    • one year ago
  14. hartnn Group Title
    Best Response
    You've already chosen the best response.
    Medals 2

    what is \(cos 30sin \theta-sin30 cos \theta=..?\)

    • one year ago
  15. DLS Group Title
    Best Response
    You've already chosen the best response.
    Medals 0

    i messed up u,u

    • one year ago
  16. DLS Group Title
    Best Response
    You've already chosen the best response.
    Medals 0

    sin(A-B)

    • one year ago
  17. UsukiDoll Group Title
    Best Response
    You've already chosen the best response.
    Medals 0

    |dw:1356774577698:dw|

    • one year ago
  18. hartnn Group Title
    Best Response
    You've already chosen the best response.
    Medals 2

    sin [\(\theta\)-30] = 1 = sin 90

    • one year ago
  19. hartnn Group Title
    Best Response
    You've already chosen the best response.
    Medals 2

    got that ^ ?

    • one year ago
  20. DLS Group Title
    Best Response
    You've already chosen the best response.
    Medals 0

    i didnt get that diag! but yes what u said

    • one year ago
  21. DLS Group Title
    Best Response
    You've already chosen the best response.
    Medals 0

    okay got the diag too

    • one year ago
  22. hartnn Group Title
    Best Response
    You've already chosen the best response.
    Medals 2

    so, theta =... ?

    • one year ago
  23. UsukiDoll Group Title
    Best Response
    You've already chosen the best response.
    Medals 0

    I was drawing the triangle with its values 0_0

    • one year ago
  24. DLS Group Title
    Best Response
    You've already chosen the best response.
    Medals 0

    pi/2 right?what else :/

    • one year ago
  25. UsukiDoll Group Title
    Best Response
    You've already chosen the best response.
    Medals 0

    |dw:1356774667353:dw|

    • one year ago
  26. hartnn Group Title
    Best Response
    You've already chosen the best response.
    Medals 2

    that means , you didn't get this... sin [θ-30] = 1 = sin 90

    • one year ago
  27. DLS Group Title
    Best Response
    You've already chosen the best response.
    Medals 0

    im getting embarassed with so many people viewing this ques lloll

    • one year ago
  28. LogicalApple Group Title
    Best Response
    You've already chosen the best response.
    Medals 0

    We are all curious!

    • one year ago
  29. hba Group Title
    Best Response
    You've already chosen the best response.
    Medals 0

    Interesting question :P

    • one year ago
  30. hartnn Group Title
    Best Response
    You've already chosen the best response.
    Medals 2

    dls, write the step till how much u understood totally.

    • one year ago
  31. DLS Group Title
    Best Response
    You've already chosen the best response.
    Medals 0

    okay

    • one year ago
  32. DLS Group Title
    Best Response
    You've already chosen the best response.
    Medals 0

    why did we interchange the values cos a = \sqrt 3/2 ,sin a =1/2? we had sin with sqrt 3/2 and cos with 1/2

    • one year ago
  33. hartnn Group Title
    Best Response
    You've already chosen the best response.
    Medals 2

    when did we have sin with sqrt 3/2 ?? and you can take that also, then u have to use a different formula.

    • one year ago
  34. DLS Group Title
    Best Response
    You've already chosen the best response.
    Medals 0

    ur first post O_O

    • one year ago
  35. hartnn Group Title
    Best Response
    You've already chosen the best response.
    Medals 2

    \(\LARGE (\sqrt{3}/2)\sin \theta-(1/2)\cos \theta=2/2\) \(\LARGE \cos 30\sin \theta-\sin 30\cos \theta=1\) \(\sin(\theta-30)=sin 90 \\ \theta =...?\)

    • one year ago
  36. DLS Group Title
    Best Response
    You've already chosen the best response.
    Medals 0

    120?

    • one year ago
  37. hartnn Group Title
    Best Response
    You've already chosen the best response.
    Medals 2

    yes, u got it ?

    • one year ago
  38. DLS Group Title
    Best Response
    You've already chosen the best response.
    Medals 0

    yes..much better when u wrote that together !! and we had less people lol

    • one year ago
  39. DLS Group Title
    Best Response
    You've already chosen the best response.
    Medals 0

    we have only ONE possible value?

    • one year ago
  40. DLS Group Title
    Best Response
    You've already chosen the best response.
    Medals 0

    okay thats obv..thanks! and thanks to the spectators >>

    • one year ago
  41. hartnn Group Title
    Best Response
    You've already chosen the best response.
    Medals 2

    u want general expression ?

    • one year ago
  42. DLS Group Title
    Best Response
    You've already chosen the best response.
    Medals 0

    sure

    • one year ago
  43. DLS Group Title
    Best Response
    You've already chosen the best response.
    Medals 0

    but thats not reqd.i just wanted to know the possible values of theta from 0 to 2pi

    • one year ago
  44. hartnn Group Title
    Best Response
    You've already chosen the best response.
    Medals 2

    then only 120

    • one year ago
  45. DLS Group Title
    Best Response
    You've already chosen the best response.
    Medals 0

    yes..thats it!thanks!

    • 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.