Mathematics
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MattG88
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All Questions Answers
Score Newest
answer
12
$\ln(x^2)$ vs. $2\ln(x)$
Nov 21, 2016
answer
7
Modeling a Small Ball Rolling Off a Bigger ball
Jan 31, 2017
answer
5
Calculate area of a parallelogram given its sides and the angle between diagonals
Nov 11, 2016
answer
5
A property of the midpoint of the hypotenuse in a right triangle
Jan 15, 2017
answer
5
How can I find the perimeter of a concave pentagon?
Nov 16, 2016
answer
4
Find the maximum value of the $f(x) = \sqrt {8x - x^2} - \sqrt {14x - x^2 - 48}$.
Nov 15, 2016
answer
3
why scalar projection does not yield coordinates?
Nov 29, 2016
answer
3
Tangents are drawn to the circle $x^2+y^2=a^2$ from a point which always lies on the line $lx+my=1$.
Feb 1, 2017
answer
3
How is $2(\cos^2 x - \sin^2 x)(\sin x - \cos x) = -2(\cos x - \sin x)^2(\cos x + \sin x)$?
Dec 2, 2016
answer
3
$PA^2 + PB^2 + PC^2 + PD^2 = 4\cdot R^2$
Jan 20, 2017
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Why does a null entropy variation along a closed timelike curve imply a reversible process?

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