Calculus

All levels of calculus from Calculus I through Differential Equations and beyond.
J
Differentiating related functions: Sand falls from a conveyor belt and forms a conical pile....
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5
Views
1K
Steven G
Steven G
S
Does series sum[n=0,infty] [(n^3 cos(n pi)) / (n^4+3n^2+1)] converge cond'ly, conv. abs'ly, or diverge?
Replies
9
Views
2K
pka
pka
R
Complex line integration problem
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0
Views
580
rickerp
R
K
Upper, lower sums: How are g(x), h(x) obtained, and their intervals? How do sums relate to function?
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12
Views
1K
KFS
K
B
Limit[x->2] [cos(pi/x) / (x-2)], using "hint" t = pi/2 - pi/x, so pi/x = pi/2 - t, so.... ??
Replies
10
Views
2K
Dr.Peterson
Dr.Peterson
L
right circular cylinder is inscribed in cone with height h, base radius r. Find largest possible volume of cylinder.
Replies
2
Views
2K
MarkFL
MarkFL
M
If a, b satisfy lim[x -> 0] [(sqrt{ax + b} - 5) / x] = 1/2, then value of a + b is...?
Replies
17
Views
2K
pka
pka
B
Why can they just trigonometric functions by x? Won't that mess up/change the original equation?
Replies
2
Views
532
bbm25
B
B
Help with using the formal definition of limit to show that the limit [x -> 1/4] [8x] = 2
Replies
5
Views
675
bbm25
B
M
Area of a segment of a circle using integral (integral value isn't matching software answer)
Replies
0
Views
601
Moshikonet
M
B
problem with not knowing why i need to use the identity of cos (x-+y)
Replies
4
Views
686
Steven G
Steven G
H
Find the area enclosed by the curves x = 0, -x = y^2, and 2x + 2y + 4 = 0
Replies
2
Views
650
MarkFL
MarkFL
J
Obtain derivative of function f(x) = 6 ln(4x) - 8^2; find value of derivative when x = 0.1
Replies
3
Views
846
HallsofIvy
H
D
Can’t find the area of the region bounded by the following?
Replies
2
Views
929
HallsofIvy
H
B
Problem with value of tangent on the trig circle
Replies
6
Views
743
Dr.Peterson
Dr.Peterson
L
On what interval/s is the function 9xtan(x) concave up? Please help! Thank you!
Replies
10
Views
1K
MarkFL
MarkFL
Jacob
Help me verify my answer
Replies
2
Views
748
Steven G
Steven G
R
Differentiate equation :)
Replies
3
Views
665
Steven G
Steven G
R
Hi need some help differentiating please! How can I do this ?
Replies
5
Views
712
Steven G
Steven G
R
Can you show me how to do this?
Replies
3
Views
730
Steven G
Steven G
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