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by JordanR
Replies
10
Views
2,280

### 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...

by JordanR
Replies
11
Views
4,554

### Re: More Physics

Thank you Alan!

by JordanR
Replies
11
Views
4,554

### 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....

by JordanR
Replies
11
Views
4,554

### Re: More Physics

I haven't been given a formula.

Sorry, I don't understand...

by JordanR
Replies
11
Views
4,554

### Re: More Physics

Thank you! <img src=/S/smile.gif border=0 alt=smile width=15 height=15>

by JordanR
Replies
11
Views
4,554

### 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...

by JordanR
Replies
9
Views
4,565

### 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...

by JordanR
Replies
9
Views
4,565

### Re: Physics...

Thank you so much! I really appreciate the help.

by JordanR
Replies
9
Views
4,565

### 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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