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

GOODMAN Group Title

Suppose (theta sign) is an angle in standard position whose terminal side lies in the given quadrant. For these functions, find the exact values of the remaining five trigonometric funtctions of (theta) sin(theta)=-4/5; Quadrant 4 tan(theta)=2; Quadrant 1

  • 2 years ago
  • 2 years ago

  • This Question is Closed
  1. imranmeah91 Group Title
    Best Response
    You've already chosen the best response.
    Medals 3

    sin(theta)=-4/5 |dw:1335488862320:dw|

    • 2 years ago
  2. imranmeah91 Group Title
    Best Response
    You've already chosen the best response.
    Medals 3

    |dw:1335488894071:dw|

    • 2 years ago
  3. GOODMAN Group Title
    Best Response
    You've already chosen the best response.
    Medals 1

    How did you get that triangle?

    • 2 years ago
  4. imranmeah91 Group Title
    Best Response
    You've already chosen the best response.
    Medals 3

    I drew a triangle and use the fact the sin (theta)=-4/5 remember sine is opposite over hypothenuse

    • 2 years ago
  5. GOODMAN Group Title
    Best Response
    You've already chosen the best response.
    Medals 1

    Ohhh, thats how you did it, okay!

    • 2 years ago
  6. GOODMAN Group Title
    Best Response
    You've already chosen the best response.
    Medals 1

    Now the 5 trig funtions of theta? I thought there were 3 trig functions o.O

    • 2 years ago
  7. imranmeah91 Group Title
    Best Response
    You've already chosen the best response.
    Medals 3

    now let's find adjacent side value using pythagorean theorem a^2+4^2=5^2 a^2=25-16 a^2=9 a=3

    • 2 years ago
  8. imranmeah91 Group Title
    Best Response
    You've already chosen the best response.
    Medals 3

    |dw:1335489127010:dw|

    • 2 years ago
  9. imranmeah91 Group Title
    Best Response
    You've already chosen the best response.
    Medals 3

    now we can see what cos , and tan are cos is adjacent over hypotenuse cos(theta)= 3/5

    • 2 years ago
  10. imranmeah91 Group Title
    Best Response
    You've already chosen the best response.
    Medals 3

    Tangent is sin(theta)/cos(theta) -4/5 ------ =-4/3 3/5

    • 2 years ago
  11. GOODMAN Group Title
    Best Response
    You've already chosen the best response.
    Medals 1

    Okay, i got those two, what are the other 3 they are looking for?

    • 2 years ago
  12. imranmeah91 Group Title
    Best Response
    You've already chosen the best response.
    Medals 3

    csc(theta)= 1/sin(theta)= 1 = -5/4 ----- -4/5

    • 2 years ago
  13. imranmeah91 Group Title
    Best Response
    You've already chosen the best response.
    Medals 3

    sec(theta)= 1/cos(theta)= 1/ (3/5) = 5/3

    • 2 years ago
  14. imranmeah91 Group Title
    Best Response
    You've already chosen the best response.
    Medals 3

    cot(theta)= 1/tan(theta)= 1/(-4/3) =-3/4

    • 2 years ago
  15. GOODMAN Group Title
    Best Response
    You've already chosen the best response.
    Medals 1

    Oh we use the recriprocoals

    • 2 years ago
  16. imranmeah91 Group Title
    Best Response
    You've already chosen the best response.
    Medals 3

    yep

    • 2 years ago
  17. GOODMAN Group Title
    Best Response
    You've already chosen the best response.
    Medals 1

    Ooooo, that makes much more sense!!! Okay, i know how to do the fraction one as we did now, but what about the second one, tan(theta)=2..how do i set that up?

    • 2 years ago
  18. imranmeah91 Group Title
    Best Response
    You've already chosen the best response.
    Medals 3

    tan(theta)=2=2/1; Quadrant 1 |dw:1335489526582:dw|

    • 2 years ago
  19. imranmeah91 Group Title
    Best Response
    You've already chosen the best response.
    Medals 3

    use pythagorean theorem to find hypotenuse

    • 2 years ago
  20. GOODMAN Group Title
    Best Response
    You've already chosen the best response.
    Medals 1

    Okay, so basically, if its a whole number, we put it as a fraction?

    • 2 years ago
  21. imranmeah91 Group Title
    Best Response
    You've already chosen the best response.
    Medals 3

    yes

    • 2 years ago
  22. GOODMAN Group Title
    Best Response
    You've already chosen the best response.
    Medals 1

    Hypotenuse is square root of 3

    • 2 years ago
  23. imranmeah91 Group Title
    Best Response
    You've already chosen the best response.
    Medals 3

    sqrt[2^2+1^2]=sqrt[5]

    • 2 years ago
  24. GOODMAN Group Title
    Best Response
    You've already chosen the best response.
    Medals 1

    Srry, did it in my head, got my trusy calculator :D

    • 2 years ago
  25. GOODMAN Group Title
    Best Response
    You've already chosen the best response.
    Medals 1

    Okay, i got it, thanks for helpin :D

    • 2 years ago
  26. imranmeah91 Group Title
    Best Response
    You've already chosen the best response.
    Medals 3

    anything for my shrink

    • 2 years ago
  27. GOODMAN Group Title
    Best Response
    You've already chosen the best response.
    Medals 1

    LOL, i might just pass algebra 2

    • 2 years ago
  28. imranmeah91 Group Title
    Best Response
    You've already chosen the best response.
    Medals 3

    I took algebra 2 in sophomore year, and it was big deal way back

    • 2 years ago
  29. GOODMAN Group Title
    Best Response
    You've already chosen the best response.
    Medals 1

    Im taking it freshman :p

    • 2 years ago
  30. imranmeah91 Group Title
    Best Response
    You've already chosen the best response.
    Medals 3

    smartie

    • 2 years ago
  31. GOODMAN Group Title
    Best Response
    You've already chosen the best response.
    Medals 1

    I wish, lol, i just barely pass every time.

    • 2 years ago
  32. imranmeah91 Group Title
    Best Response
    You've already chosen the best response.
    Medals 3

    pre calc next year and then calculus

    • 2 years ago
  33. GOODMAN Group Title
    Best Response
    You've already chosen the best response.
    Medals 1

    arghhh..dont remind me :/ Im taking summer school to prep for it.

    • 2 years 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.