Recent content by fluffertoes

  1. F

    MHB Ferris Wheel Problem: Find Donna's Position After 36s

    So would it always be negative for other ferris wheel problems?
  2. F

    MHB Ferris Wheel Problem: Find Donna's Position After 36s

    Why is cos negative in your equations??
  3. F

    MHB Ferris Wheel Problem: Find Donna's Position After 36s

    HELP! Donna is riding a 100 foot diameter Ferris Wheel with a center located 55 feet above the ground. Assume the center of the ferris wheel is on the y-axis, and that the ferris wheel turns 1 revolution every 20 seconds in the clockwise direction. a. Write parametric equations to model...
  4. F

    MHB How Do You Solve These Trigonometric Identities?

    How do you do this one? I can't figure it out! (2 - 5cot x) / (2 + 5cos x) = (2sin x - 5cos x) / (2sin x + 5cos x)
  5. F

    MHB Determining if a sequence is arithmetic

    Re: Sequences and series help ASAP please! 1? I'm not sure
  6. F

    MHB Determining if a sequence is arithmetic

    Re: Sequences and series help ASAP please! All the info i was given is what I put in the original question up there, yikes
  7. F

    MHB Determining if a sequence is arithmetic

    Question: Find the first 5 terms of this series and determine if it is an arithmetic sequence. An= 2 + 6n Help please!
  8. F

    MHB Finding sum of infinite geometric series

    But r stood to equal 2, so the answer should be c?
  9. F

    MHB Finding sum of infinite geometric series

    oh gosh i don't know
  10. F

    MHB Finding sum of infinite geometric series

    find the sum of this infinite geometric series: 1 - √2 + 2 - 2√2 + ... a.) .414 b.) -2.414 c.) series diverges d.) 2 I found that the common difference is 2, so I calculated this: S∞= -.414/-1 s∞= .414 So i got that the answer is A, but will you check this?
  11. F

    MHB Arc length & similar questions

    So would that leave me with: (40)Cos(65°) = 16.9 40 - 16.9 = 23.095 feet
  12. F

    MHB Arc length & similar questions

    The radius is 40 feet, not 45 feet. So technically wouldn't the arc length end up being (in terms of pi (π)): l=130/360⋅ (2π⋅40ft) = 260π/9 feet
  13. F

    MHB Arc length & similar questions

    Hello! I really don't understand this concept, and I have an example problem that I am working on that I just CANNOT figure out! Any help? Thanks so much in advance! A group of people get on a pirate ship ride at the fair. This ride is a swinging pendulum with a maximum swing angle of 65 degrees...
  14. F

    MHB Find the diameter of a circle given linear velocity?

    I really just don't know what to do...
Back
Top