calyne
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 1
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 Questions Asked
 12
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 6

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 2
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 Questions Asked
 162
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0 
Questions Asked

calyne:
Group Title
[Discrete math/equivalence relations:] R is a reflexive relation on X, such that for all x, y, z in X, if xRy and yRz, then zRx. Prove that …
 updated 3 days ago
 7 replies
 No Medals Yet
Mathematics

calyne:
Group Title
Prove by contradiction that there is no rational number r such that r^3 + r + 1 = 0.
Assume r^3 + r + 1 = 0.
…
 updated 22 days ago
 59 replies
 3 Medals
Mathematics

calyne:
Group Title
How to get from
5(2^(n1) + 4 * 3^(n1))  6(2^(n2) + 4 * 3^(n2))
to…
 updated one month ago
 27 replies
 No Medals Yet
Mathematics

calyne:
Group Title
Discrete Math: f(x) = x/(1+x^2). Determine whether f is onetoone, onto, or both, with domain & codomain = reals. Prove your answer.
 updated one month ago
 1 reply
 No Medals Yet
Mathematics

calyne:
Group Title
Discrete Math/Sets: Let X = {{1},{1,2}}. Construct P(X).
 updated 2 months ago
 2 replies
 No Medals Yet
Mathematics

calyne:
Group Title
Discrete Math: Nested Quantifiers.
Write the negation of ExAxP(x,y) in words and symbolically (where E = existential qualifier and A = univ…
 updated 2 months ago
 No Medals Yet
Mathematics

calyne:
Group Title
Let X = {1,2}, Y = {a}, and Z = {α,β}. What is Y × X × Y × Z = ?
 updated 2 months ago
 8 replies
 2 Medals
Mathematics

calyne:
Group Title
[Discrete math/sets:]
universe = 151x…
 updated 2 months ago
 7 replies
 2 Medals
Mathematics

calyne:
Group Title
Discrete math/sets: Out of a group of 191 students, 10 are taking French, business, and music; 36 are taking French and business; 20 are tak…
 updated 2 months ago
 21 replies
 No Medals Yet
Mathematics

calyne:
Group Title
A = { x  x^2  4x + 4 = 1 }, B = { 1, 3 }. Show that A = B.
 updated 2 months ago
 4 replies
 2 Medals
Mathematics

calyne:
Group Title
A = { 1, 2, 3 }, B = { n  n is a positive integer and n^2 < 10 }. Show that A = B.
I can see it, but how am I supposed to show it..?
 updated 2 months ago
 6 replies
 No Medals Yet
Mathematics

calyne:
Group Title
In Igor Stravinsky's Rite of Spring, the Omens/Dances and Rituals of Abduction (parts 2 & 3)  which of the following descriptions apply?…
 updated 5 months ago
 2 replies
 No Medals Yet
Mathematics

calyne:
Group Title
[js/jquery] How could I toggle between HTML entities & #9660 ; (downward pointing triangle) and & #9664 ; (left pointing triangle) for open …
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

calyne:
Group Title
[js] How could I toggle between HTML entities & #9660 ; (downward pointing triangle) and & #9664 ; (left pointing triangle) for open and clo…
 updated one year ago
 No Medals Yet
Mathematics

calyne:
Group Title
PLEASE HELP [C++] alphabetical sort ?!?!? http://www.daniweb.com/softwaredevelopment/cpp/threads/421354/alphabeticalsortclassobjectvect…
 updated 2 years ago
 9 replies
 2 Medals
Mathematics

calyne:
Group Title
Differentiate f and find the domain of f.
f(x) = x/[1ln(x1)]
 updated 2 years ago
 10 replies
 3 Medals
Mathematics

calyne:
Group Title
Differentiate the function y = 2x*log[10](sqrt(x))
 updated 2 years ago
 20 replies
 No Medals Yet
Mathematics

calyne:
Group Title
Differentiate the function y = ln(e^[x] + xe^[x])
 updated 2 years ago
 31 replies
 4 Medals
Mathematics

calyne:
Group Title
Differentiate the function y = ln 2x5x^2
 updated 2 years ago
 19 replies
 2 Medals
Mathematics

calyne:
Group Title
Differentiate the function f(x) = (lnx)/(1+ln(2x))
 updated 2 years ago
 19 replies
 No Medals Yet
Mathematics

calyne:
Group Title
Differentiate the function g(x) = ln[x(sqrt(x^2  1))]
 updated 2 years ago
 3 replies
 2 Medals
Mathematics

calyne:
Group Title
simplify 1/x + 1/2(x+1) + 1/2(x1)
 updated 2 years ago
 3 replies
 No Medals Yet
Mathematics

calyne:
Group Title
Differentiate the function g(x) = ln [x*sqrt(x^2  1)]
 updated 2 years ago
 7 replies
 3 Medals
Mathematics

calyne:
Group Title
Differentiate the function F(t) = ln [(2t+1)^3 / (3t1)^4]
 updated 2 years ago
 6 replies
 No Medals Yet
Mathematics

calyne:
Group Title
Differentiate the function f(x) = sin x ln(5x)
 updated 2 years ago
 7 replies
 1 Medal
Mathematics

calyne:
Group Title
Differentiate the function f(x) = 5root(ln x)
 updated 2 years ago
 8 replies
 3 Medals
Mathematics

calyne:
Group Title
Differentiate the function f(x) = log[2] (13x)
 updated 2 years ago
 1 reply
 No Medals Yet
Mathematics

calyne:
Group Title
Use logarithmic differentiation to find the derivative of the function y = (cosx)^x
 updated 2 years ago
 6 replies
 3 Medals
Mathematics

calyne:
Group Title
Use logarithmic differentiation to find the derivative of the function y = x^(sin x)
 updated 2 years ago
 2 replies
 2 Medals
Mathematics

calyne:
Group Title
Use logarithmic differentiation to find the derivative of the function y = x^x
 updated 2 years ago
 6 replies
 2 Medals
Mathematics
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