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 Just a Calc 1 student as of 8/27/2011
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Questions Asked

FreeTrader:
Given the expression 3sin(2xpi), how would I go about determining the phase angle?
 updated 2 years ago
 9 replies
 No Medals Yet
Mathematics

FreeTrader:
ALGEBRA in Calculus proof... Can you help me understand the basis for bringing delta x upstairs into only the numerator in this step of a p…
 updated 2 years ago
 12 replies
 2 Medals
Mathematics

FreeTrader:
Can you please help me with a little algebra? I just need to sprinkle some solving powder on it to get started...
 updated 2 years ago
 10 replies
 2 Medals
Mathematics

FreeTrader:
Can you recommend an excellent logarithm tutorial, maybe a place to find some exercises with worked answers?
 updated 2 years ago
 3 replies
 1 Medal
Mathematics

FreeTrader:
Can you please help guide me through the last steps in this equation involving logarithms?
 updated 2 years ago
 12 replies
 3 Medals
Mathematics

FreeTrader:
Can you help me see where I am stuck finding the zeros of this quadratic equation?
 updated 2 years ago
 11 replies
 1 Medal
Mathematics

FreeTrader:
Can you help me understand how to differentiate involving logarithms? Please see the Q for an example...
 updated 2 years ago
 23 replies
 1 Medal
Mathematics

FreeTrader:
Log Properties Question: When solving a logarithmic equation, say one of the terms on the LHS is log, and the only term on the RHS is 1. …
 updated 2 years ago
 2 replies
 1 Medal
Mathematics

FreeTrader:
A Trig ID simplification problem. I know the answer, can you help me understand the steps undertaken to reach it? I'll put the expression…
 updated 2 years ago
 5 replies
 1 Medal
Mathematics

FreeTrader:
I am stuck with an easy problem  I must be missing something. I am trying to use the limit process to find the derivative of f(x) = 8 / s…
 updated 2 years ago
 59 replies
 4 Medals
Mathematics

FreeTrader:
The infinite series for sinx, cosx, and sinx tell us that for small angles, sinx is approximately x, and cosx is approximately (1.5x^2). …
 updated 2 years ago
 3 replies
 1 Medal
Mathematics

FreeTrader:
Trig Identities Question: say we have sin(x+deltax) = sinx*cosdeltax + cosx*sindeltax
and we want to introduce sinx on both sides.…
 updated 2 years ago
 4 replies
 1 Medal
Mathematics

FreeTrader:
Hi all, it's coming up on 8PM ET, and I logged in to see who else is around at this time tonight. Maybe we can try to meet up here to ask …
 updated 2 years ago
 4 replies
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Mathematics

FreeTrader:
Can this be simplified? (3x^3 + 1) / (x+1)
 updated 2 years ago
 19 replies
 2 Medals
Mathematics

FreeTrader:
Factoring Advice: Goal is to eliminate the x's.
[(x+y)^2  x^2] / y
 updated 2 years ago
 42 replies
 2 Medals
Mathematics

FreeTrader:
It's 8 PM ET Saturday, September 17th and I am here to see if you are, too, fellow students. If you would like to log in around the same t…
 updated 2 years ago
 3 replies
 1 Medal
Mathematics

FreeTrader:
Just looking to see who else here is working on CALCULUS 1. Drop by my question to say hi...
 updated 2 years ago
 9 replies
 3 Medals
Mathematics

FreeTrader:
Just looking to see who else is working on MIT OCW Scholar Single Variable Calculus, but is in the General Math chat instead... Drop in my…
 updated 2 years ago
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Mathematics

FreeTrader:
Are you working on MIT OCW Scholar Single Variable Calculus?
 updated 2 years ago
 2 replies
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Mathematics

FreeTrader:
Who is here for Calculus tonight?
 updated 2 years ago
 28 replies
 2 Medals
Mathematics

FreeTrader:
Have you seen the newer and more complete MIT OCW SCHOLAR version of Single Variable Calculus?
You should join its study group, and you ca…
 updated 2 years ago
 1 reply
 1 Medal
Mathematics

FreeTrader:
600+ students, but few here simultaneously. Can we agree on a time to check in, so we can have a vibrant hour together? How is 8PM ET (as…
 updated 2 years ago
 5 replies
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Mathematics

FreeTrader:
BEST ANSWER FORMAT: e^1 or (1/e) ?
 updated 2 years ago
 1 reply
 1 Medal
Mathematics

FreeTrader:
Is weekdays 8:00 PM NYC Eastern Time a good time for you to check in here? Maybe we can have a vibrant hour here together. Please suggest…
 updated 2 years ago
 2 replies
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Mathematics

FreeTrader:
Question about PROOFS: What method of proof is used when proving the existence of a limit using the formal epsilon  delta definition?
 updated 2 years ago
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Mathematics

FreeTrader:
A basic calculus question: The integral of e^2x is [(e^2x)/2] + C. Why do we only multiply by 1/2 without increasing the power?
 updated 2 years ago
 9 replies
 1 Medal
Mathematics

FreeTrader:
Since the derivative of x^1 is x^2, is it correct to then work it further to get the "best answer" as
1/sqrt x …
 updated 2 years ago
 8 replies
 1 Medal
Mathematics

FreeTrader:
If the differentiation of x^2 is 2x, what is the differentiation of x^1 ? Is it x^2?
 updated 2 years ago
 3 replies
 2 Medals
Mathematics

FreeTrader:
Problem Set 1 Question 1A1 b)
By completing the square, use translation and change of scale to sketch:
y = 3x^2 + 6x +2…
 updated 2 years ago
 4 replies
 2 Medals
Mathematics

FreeTrader:
Problem Set 1 Question 1A1 b)
By completing the square, use translation and change of scale to sketch:
y = 3x^2 + 6x +2…
 updated 2 years ago
 3 replies
 1 Medal
Mathematics
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