alexray19
 Name:
 Alex Langhart
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Most Active Subjects

 Questions Asked
 1
 Questions Answered
 0
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 Questions Asked
 0
 Questions Answered
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 Medals Received
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 Questions Asked
 1
 Questions Answered
 1
 Medals Received
 0

 Questions Asked
 27
 Questions Answered
 339
 Medals Received
 238

 Questions Asked
 1
 Questions Answered
 0
 Medals Received
 0

 Questions Asked
 1
 Questions Answered
 0
 Medals Received
 0

 Questions Asked
 0
 Questions Answered
 0
 Medals Received
 0

 Questions Asked
 1
 Questions Answered
 1
 Medals Received
 0

 Questions Asked
 27
 Questions Answered
 339
 Medals Received
 238

 Questions Asked
 1
 Questions Answered
 0
 Medals Received
 0

0 
Questions Asked

alexray19:
Group Title
Interpretation of mean differences in standard deviations
 updated 4 months ago
 3 replies
 1 Medal
Mathematics

alexray19:
Group Title
Normalizing a 3D probability distribution
 updated 4 months ago
 6 replies
 1 Medal
Mathematics

alexray19:
Group Title
Normalizing a 3D probability distribution
 updated 4 months ago
 1 reply
 No Medals Yet
Mathematics

alexray19:
Group Title
Bayes Theorem question
 updated 5 months ago
 7 replies
 1 Medal
Mathematics

alexray19:
Group Title
Private study
…
 updated 5 months ago
 2 replies
 No Medals Yet
Mathematics

alexray19:
Group Title
I'm trying to calculate the planar density and packing fractions of the (111) plane through a FCC Nickel unit cell, but I'm not sure how bec…
 updated one year ago
 No Medals Yet
Mathematics

alexray19:
Group Title
In Racket, say you're given this:
'( 'blah 'foo a)
and a is not defined. If you're iterating through the list, how can you test whether th…
 updated one year ago
 3 replies
 No Medals Yet
Mathematics

alexray19:
Group Title
Lambda calculus normalization
 updated one year ago
 6 replies
 No Medals Yet
Mathematics

alexray19:
Group Title
Ignore this please...
…
 updated one year ago
 27 replies
 1 Medal
Mathematics

alexray19:
Group Title
Is it valid/normal to say "derive this function"? Is this a correct use of the word "derive"?
 updated 2 years ago
 17 replies
 2 Medals
Mathematics

alexray19:
Group Title
Can't figure out how to do the deltaepsilon limit proof for this...
 updated 2 years ago
 5 replies
 No Medals Yet
Mathematics

alexray19:
Group Title
Find the limit if it exists or show that the limit does not exist....
 updated 2 years ago
 8 replies
 1 Medal
Mathematics

alexray19:
Group Title
Given a linear equation for a plane (e.g. x+yz=2), how do you convert it to a scalar equation? Or how do you find its normal vector?
 updated 2 years ago
 2 replies
 1 Medal
Mathematics

alexray19:
Group Title
Using calculus, how would you find the equation for the volume of a pyramid that is not a right pyramid (the length and width are different …
 updated 2 years ago
 9 replies
 No Medals Yet
Mathematics

alexray19:
Group Title
Question on evaluating complex exponents...
 updated 2 years ago
 7 replies
 No Medals Yet
Mathematics

alexray19:
Group Title
Intuitively, \[\int\limits \limits_{\infty}^{\infty} x^{3}dx\] should be 0 because it is an odd function, but apparently it diverges. Can a…
 updated 2 years ago
 5 replies
 2 Medals
Mathematics

alexray19:
Group Title
Integrating a circle...
 updated 3 years ago
 11 replies
 3 Medals
Mathematics

alexray19:
Group Title
Integrate...
 updated 3 years ago
 20 replies
 2 Medals
Mathematics

alexray19:
Group Title
\[\int\limits\limits\limits_{0}^{2}e^{\sqrt{2x}}dx\]
 updated 3 years ago
 2 replies
 2 Medals
Mathematics

alexray19:
Group Title
Integration problem...
 updated 3 years ago
 6 replies
 3 Medals
Mathematics

alexray19:
Group Title
Integrate csc2xdx
 updated 3 years ago
 4 replies
 3 Medals
Mathematics

alexray19:
Group Title
Integrate...
 updated 3 years ago
 3 replies
 2 Medals
Mathematics

alexray19:
Group Title
Use logarithmic differentiation...
 updated 3 years ago
 19 replies
 2 Medals
Mathematics

alexray19:
Group Title
This problem is driving me crazy. A box is given a push so that it slides across the floor. How far will it go, given that the coefficient…
 updated 3 years ago
 6 replies
 1 Medal
Mathematics

alexray19:
Group Title
How would you solve \[1000=x^{2}+10sin(x)\]
 updated 3 years ago
 5 replies
 No Medals Yet
Mathematics

alexray19:
Group Title
How would you solve \[4ln(x)  3 ln(2x)= 10\]?
 updated 3 years ago
 6 replies
 3 Medals
Mathematics

alexray19:
Group Title
I rock is dropped of a cliff. 3.4 seconds later, you hear the sound it made hitting the ground. Let the speed of sound equal 340 m/s, and, …
 updated 3 years ago
 14 replies
 3 Medals
Mathematics

alexray19:
Group Title
When you're responding to a question, how do you make it draw nicelooking fractions?
 updated 3 years ago
 57 replies
 4 Medals
Mathematics

alexray19:
Group Title
3618.85 = 3.13x + 340 sqrt(2x)
Solve for x
 updated 3 years ago
 2 replies
 No Medals Yet
Mathematics

alexray19:
Group Title
Find the indefinite integral of xe^(4x)dx
 updated 3 years ago
 4 replies
 No Medals Yet
Mathematics
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