tyteen4a03
Name:
Timothy Choi
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About:
A Chinese Programmer. Fluent in English, sucks at sports. (i.e typical nerd :P)
Don't ask questions that can simply be computed using Wolfram|Alpha. Please.
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Questions Asked
tyteen4a03:
Given two vectors \(\vec{a} = (2, 3), \vec{b} = (4, -1)\). Project vector B onto vector A, get the new vector's coordinates and its length.
…
updated 5 months ago
25 replies
3 Medals
Mathematics
tyteen4a03:
Hey - studying the drag equation. On wikipedia (https://en.wikipedia.org/wiki/Drag_equation), I don't understand how it jumped from f_b to f…
updated 5 months ago
No Medals Yet
Mathematics
tyteen4a03:
Why do people "welcome" people to OpenStudy but not bother answering their question, especially in popular channels like Math? This really t…
updated 5 months ago
14 replies
12 Medals
Mathematics
tyteen4a03:
(Note - I have no formal training in Physics.)
I'm supposed to answer the question "What does the Stoke's Law differ from the formula for…
updated 6 months ago
2 replies
1 Medal
Mathematics
tyteen4a03:
\(\frac{z+1}{2w-2} = \frac{1}{2}\), find z/w.
I got -4 but the site showed something else I don't remember, the answer involved variables …
updated 11 months ago
3 replies
1 Medal
Mathematics
tyteen4a03:
I have this plasmid: https://www.edx.org/static/content-mit-7012x~2013_Spring/images/PSet5/plasmids_GFP-02.png
What would actually happen…
updated 11 months ago
No Medals Yet
Mathematics
tyteen4a03:
Just a post to say that I still exist ;)
Life has been busy over the past few months as I pick up college and foreign exchange application …
updated one year ago
8 replies
2 Medals
Mathematics
tyteen4a03:
Question Time (for a friend actually): Question attached in image
updated one year ago
3 replies
1 Medal
Mathematics
tyteen4a03:
I'm getting horrible connection quality from Hong Kong. All pings are timed out, and here's my traceroute: http://pastebin.com/pv0mU23H
T…
updated one year ago
14 replies
2 Medals
Mathematics
tyteen4a03:
Why is it possible for pH value to be negative while it is not possible for pH value to go beyond 14?
updated one year ago
3 replies
1 Medal
Mathematics
tyteen4a03:
Please, for the love of god/your loved ones, read this before asking a question:
1. Use common sense. Don't be lazy.
2. Wolfram|Alpha is y…
updated one year ago
21 replies
4 Medals
Mathematics
tyteen4a03:
sin(x)^2 = 1 - cos(x), 0<= x <= 360 degrees
Not sure how to tackle this problem.
updated one year ago
6 replies
1 Medal
Mathematics
tyteen4a03:
A bob of mass 10 grams is connected to a vertical pole by two identical light strings of length 1 meter. It is then set into uniform circula…
updated one year ago
6 replies
No Medals Yet
Mathematics
tyteen4a03:
有沒有人是想用中文修讀這個課程的?
(Is anybody interested in taking this course in Chinese?)
updated one year ago
20 replies
No Medals Yet
Mathematics
tyteen4a03:
log(10^2x - 56) - x = 0
Not sure how to tackle this question... Any pointers?
updated one year ago
12 replies
3 Medals
Mathematics
tyteen4a03:
1. log(10^2x - 56) - x = 0
2. Two taps A and B are used to fill up a tank with water. If tap A is used alone to fill up the tank, it take…
updated one year ago
5 replies
3 Medals
Mathematics
tyteen4a03:
Time to ask a question :P
There's a triangular prism of which 2 sides of the base triangle (not the base) is x. The height of the triangl…
updated one year ago
27 replies
2 Medals
Mathematics