jcd2012
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 Questions Asked
 0
 Questions Answered
 0
 Medals Received
 0

 Questions Asked
 35
 Questions Answered
 19
 Medals Received
 12

 Questions Asked
 0
 Questions Answered
 0
 Medals Received
 0

 Questions Asked
 35
 Questions Answered
 19
 Medals Received
 12

0 
Questions Asked

jcd2012:
Group Title
Multivariable Function Limit:
 updated one year ago
 4 replies
 1 Medal
Mathematics

jcd2012:
Group Title
Calculus: Work
A spring has a natural length of 20cm. If a 25Newton force is required to keep it stretched to a length of 30cm, how much w…
 updated one year ago
 9 replies
 1 Medal
Mathematics

jcd2012:
Group Title
(sec^2 x)/(tan^2 x * sec x)
simplifies to:
cotx * csc x
…
 updated one year ago
 2 replies
 1 Medal
Mathematics

jcd2012:
Group Title
Linear Algebra Vector Space Problem:
It is given that C(inf, inf) is a vector space under standard operations. Let V be the set of all dif…
 updated 2 years ago
 No Medals Yet
Mathematics

jcd2012:
Group Title
Linear Algebra Vector Spaces Problem. Look below.
 updated 2 years ago
 1 reply
 No Medals Yet
Mathematics

jcd2012:
Group Title
How do I tell if a data set is represented by an exponential function if I have no given f(0)? My reasoning being that if I did, I could use…
 updated 2 years ago
 25 replies
 3 Medals
Mathematics

jcd2012:
Group Title
Why can't I simplify 3x = x^2? Is it because the result will not be equal to the original expression?
 updated 2 years ago
 7 replies
 1 Medal
Mathematics

jcd2012:
Group Title
A boat travels 27 miles upstream in 3 hours. It travels 30 miles downstream in 2 hours. How do I compute the speed of the current for each t…
 updated 2 years ago
 No Medals Yet
Mathematics

jcd2012:
Group Title
Linear Algebra: Find conditions on a, b, and c such that the system has (i) no solution, (ii) infinitely many solutions, (iii) a unique solu…
 updated 2 years ago
 2 replies
 No Medals Yet
Mathematics

jcd2012:
Group Title
Linear Algebra: Determine whether the matrices At + A and At  A are symmetric or skewsymmetric.
 updated 2 years ago
 14 replies
 2 Medals
Mathematics

jcd2012:
Group Title
Linear Algebra: Find (if possible) values a, b, and c such that the system of linear equations has:
a) no solution
b) exactly one solution…
 updated 2 years ago
 14 replies
 1 Medal
Mathematics

jcd2012:
Group Title
Calc 1 Integral problem. Just need to have it checked, my work is below
 updated 2 years ago
 6 replies
 3 Medals
Mathematics

jcd2012:
Group Title
Calc 1: Fundamental Theorem Problem. Just need to have my work checked, it is drawn below
 updated 2 years ago
 5 replies
 1 Medal
Mathematics

jcd2012:
Group Title
Calc 1 Integral Problem: Just want to see if my work is correct. Problem is below
 updated 2 years ago
 6 replies
 1 Medal
Mathematics

jcd2012:
Group Title
Calc 1 Integral Problem: curious how I should go about doing this, question is below
 updated 2 years ago
 7 replies
 1 Medal
Mathematics

jcd2012:
Group Title
Calc1: Fundamental Theorem example Problem. How would I go about doing this? (Below)
 updated 2 years ago
 1 reply
 No Medals Yet
Mathematics

jcd2012:
Group Title
Calc1: Fundamental Theorem of Calculus problems (below). They were in the notes along with their answers however their steps were not, so co…
 updated 2 years ago
 5 replies
 2 Medals
Mathematics

jcd2012:
Group Title
Calc1 Optimization:
A soup can is to be made in the shape of a cylinder, where the surface area of the label (the rectangle) is to be 100cm…
 updated 2 years ago
 3 replies
 No Medals Yet
Mathematics

jcd2012:
Group Title
Calc1 Optimization:
A soup can is to be made in the shape of a cylinder, where the surface area of the label (the rectangle) is to be 100cm…
 updated 2 years ago
 No Medals Yet
Mathematics

jcd2012:
Group Title
Calc1 Optimization:
A soup can is to be made in the shape of a cylinder, where the surface area of the label (the rectangle) is to be 100cm…
 updated 2 years ago
 22 replies
 1 Medal
Mathematics

jcd2012:
Group Title
Calculus 1: Concavity
f(x) = x^4  4x^2 + (7/4)
f'(x) = 4x(x^2  2). Critical Points: 0, +/ sqrt(2)
…
 updated 2 years ago
 67 replies
 1 Medal
Mathematics

jcd2012:
Group Title
Calculus 1: Optimization
A rectangular storage container with an open top has a volume of 10cm^3. The length of the base is to be twice the…
 updated 2 years ago
 12 replies
 3 Medals
Mathematics

jcd2012:
Group Title
Need some help putting these critical values into interval form:
x = 0, sqrt(6/5), sqrt(6/5)
 updated 2 years ago
 1 reply
 No Medals Yet
Mathematics

jcd2012:
Group Title
Calculus: Verify that the function f(x) = 1/(x+1) satisfies the Mean Value Theorem on interval [0,2]. Then find all values of "c" such that …
 updated 2 years ago
 5 replies
 1 Medal
Mathematics

jcd2012:
Group Title
Calculus:
Find all critical values for f(x) = sqrt(x)*cubert(x5)
 updated 2 years ago
 29 replies
 2 Medals
Mathematics

jcd2012:
Group Title
Calc 1:
Find the derivative of y = e^x / (3 * x^(1/5))
 updated 2 years ago
 9 replies
 2 Medals
Mathematics

jcd2012:
Group Title
Derive y = lnx / (x^1/6)
 updated 2 years ago
 9 replies
 1 Medal
Mathematics

jcd2012:
Group Title
What's the derivative of the volume of a cylinder with respect to its height?
 updated 2 years ago
 1 reply
 No Medals Yet
Mathematics

jcd2012:
Group Title
(Calculus) Related Rates:
A pebble is dropped into a pond which causes a circular ripple. Find the rate at which the radius of the ripple i…
 updated 2 years ago
 10 replies
 1 Medal
Mathematics

jcd2012:
Group Title
What value c should be chosen so that
f(x) = {1 + (x^2 x  6)/(x3), if x =/= 3
= { c, if x = 3
…
 updated 2 years ago
 5 replies
 1 Medal
Mathematics
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