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  1. Replies
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    Maximizing Profit

    Hi! I would really appreciate some help with this math problem. I have no idea how to start...

    The amount of money deposited in a bank is proportional to the square of the interest rate the bank...
  2. Thread: More Physics

    by JordanR
    Replies
    11
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    3,102

    Re: More Physics

    Thank you Alan!
  3. Thread: More Physics

    by JordanR
    Replies
    11
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    3,102

    More Physics

    I'm very confused. I really appreciate any help.

    Q1. A kayaker needs to paddle north across a 100m wide harbor. The tide is going out, creating a tidal current that flows to the east at 2.0m/s....
  4. Thread: More Physics

    by JordanR
    Replies
    11
    Views
    3,102

    Re: More Physics

    I haven't been given a formula.

    Sorry, I don't understand...
  5. Thread: More Physics

    by JordanR
    Replies
    11
    Views
    3,102

    Re: More Physics

    Thank you! <img src=/S/smile.gif border=0 alt=smile width=15 height=15>
  6. Thread: More Physics

    by JordanR
    Replies
    11
    Views
    3,102

    Re: More Physics

    My solution for Q4:

    Horizontal velocity = 20m/s*cos5 degrees = 19.92m/s
    Initial vertical velocity = 20m/s*sin5 degrees = 1.74m/s
    Initial vertical position = 2.0m

    Use the equation v = s / t...
  7. Thread: Physics...

    by JordanR
    Replies
    9
    Views
    3,222

    Re: Physics...

    Thanks again for your help. I have the solution to Q3...

    This is what we know...
    s(vertical in air) = 10m
    s(vertical in pool) = 3m
    g = -9.81m/s^2
    Vf (in pool) = 0m/s
    Vi (in pool) = Vf (in...
  8. Thread: Physics...

    by JordanR
    Replies
    9
    Views
    3,222

    Re: Physics...

    Thank you so much! I really appreciate the help.
  9. Thread: Physics...

    by JordanR
    Replies
    9
    Views
    3,222

    Physics...

    If I could get some help with these four, I could use the same techniques to solve the remainder of the problems...

    Motion In One Dimension:
    <LI>A ball is thrown from a building straight down and...
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