Calculus

All levels of calculus from Calculus I through Differential Equations and beyond.
U
Intergrating w/ constant power: int[0,R] [U_0 (1 - {r/R})^m 2 pi r] dr
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2
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879
u1420096
U
C
Derivation of Econ. Research paper's eqn: int[t,infty][e^{-int[t,tau]r(s)ds}pi(tau)
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0
Views
681
Carlos2007
C
H
T substitution: Why is the derivative of sinx in terms of t NOT cos x in terms of t?
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13
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3K
sinx
S
L
Efficiency problem (nautical miles per hour) in "Calculus Made Easy": y=0.3+0.001v^3
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2
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2K
Linty Fresh
L
A
Int's w/ Trig Fcns: for eqn cos^5(2x)sin^5(2x), sol'n: 1/12 sin6(2x)-1//8sin8(2x)+...
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6
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1K
Deleted member 4993
D
T
How to parametize vector so I can evaluate line integral? F=yzi+sinyj+coszk, r(t)=...
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0
Views
768
tsp216
T
J
Help w/ vector Q's: 3 supporting cables for rectangular plate, ropes and a crate,...
Replies
1
Views
838
Deleted member 4993
D
J
Help finding limit (somewhat urgent): Lim (x,y)-(0,0) (x+y)^2/(x^2+y^2)
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2
Views
2K
jagijarus
J
Seed5813
I need series-us help: Sum_(n=0)^inf(.7^n + .8^n) = 25/3
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6
Views
1K
Steven G
Steven G
K
Maclaurin series question help: f(x)= (1-x)^-1 up to the term in x^3
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1
Views
889
tkhunny
tkhunny
doughishere
Overleaf Dump
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0
Views
909
doughishere
doughishere
D
what is the integral of 2^(2x)? need help tonight, exam is tomorrow
2
Replies
21
Views
4K
sinx
S
B
Geometric Sum Question: sum [k=1, infty] [k * q^{k-1} * p]
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4
Views
9K
bob408
B
S
Cant get the same answer as my lecturer
Replies
1
Views
881
Deleted member 4993
D
L
calculating limes aprouching infinity for two variables function
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2
Views
973
Lampa
L
C
Riemann Sum (I think): lim[n->infty]sum[i=0,n][d/((d^2-{ir/n}^2)^{3/2})
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3
Views
858
ColinConnelly
C
R
F(x) = int[a,x]f(t)dt = x^3-2x^2+x-a; find "a", range where F(x)>0, area of region
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14
Views
3K
Steven G
Steven G
N
Limit of this series?
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3
Views
1K
Steven G
Steven G
T
Integration Substitution
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4
Views
1K
sinx
S
A
Integral of 1/(2x+1): different methods give different results??
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4
Views
2K
sinx
S
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