Calculus

All levels of calculus from Calculus I through Differential Equations and beyond.
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Please check my work. polar coordinates of (x,y) = (0,-30)
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2
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1K
Loren
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S
cxd=0, Therefore, Vector c is a scalar multiple of vector d?
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1
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2K
arthur ohlsten
A
S
Find value of m for y = mx tangent to parabola y2 = 4(x - 1)
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1
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3K
arthur ohlsten
A
N
Find mins and maxes y' = xsin(x) - cos(x)
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1
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1K
arthur ohlsten
A
A
3-d continuity: find pts where arcsin(x^2+y^2) is continuous
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2
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3K
arthur ohlsten
A
J
equation of line tangent to f(x)= 1/sqrt x^2 - 3 at x=2
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14
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3K
jessica716
J
P
Finding tanget line equal to zero and parallel to y=x
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2
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2K
phawksbball24
P
M
Integral of [tan(2x) + sec(2x)]^2
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2
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11K
MarkSA
M
L
Derivative of a natural log: Find dR/dS for R = k ln(S/So)
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2
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2K
Linty Fresh
L
L
Maximizing revenue: p = 10e^(-x), minimize R(x) = xp
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4
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4K
Linty Fresh
L
T
Critical numbers for function - x^3-3x^2+4 on [-2, 4]
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6
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3K
Tazman
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F
Tangent Connecting 2 Circles
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2
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1K
galactus
G
L
Minimum Average Cost
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1
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28K
skeeter
skeeter
M
Couple of integrals: int [1/(1+cosx)] dx, etc.
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2
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17K
MarkSA
M
N
Curve sketching: show y' = 15x^4 - 30x^2 + 45 is never 0
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6
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3K
Deleted member 4993
D
M
ANother delta-epsilon proof: prove xf(x)->aL
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1
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1K
pka
pka
S
even odd periodic or maybe even monotonic
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2
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1K
stapel
stapel
S
f(x) = e^-[x] + cosx
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2
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1K
stapel
stapel
W
Sequences and Series: 1/[(k+2)(k+3)], 1/(k-2)
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10
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5K
warwick
W
S
Solve the inequality (x+1)(x^2 + x + 1)/x >= 0
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1
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1K
pka
pka
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