datanewb
 Name:
 James B
 School:
 UTK
 About:
 I regret not taking any math courses in college.
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0 
Questions Answered

datanewb:
Group Title
Help getting started with the indefinite integral
\[\int \frac{2 \, dx}{\sqrt{16  x^2}} =\]
 updated one year ago
 4 replies
 1 Medal
Mathematics

datanewb:
Group Title
\[y = \frac{uu^{1}}{2} \]
How do I solve for u?
 updated one year ago
 3 replies
 2 Medals
Mathematics

brandi2013:
Group Title
Solve by completing the square..
 updated one year ago
 2 replies
 1 Medal
Mathematics

datanewb:
Group Title
Question regarding a summation equality: \[\sum_{k=0}^n n(n1)\dotsb(nk+1) \leq \sum_{k=0}^n n^k \]
 updated one year ago
 3 replies
 1 Medal
Mathematics

datanewb:
Group Title
Help figuring out the formula for \[\frac{d}{dx}(x^x)\].
I think I'm close.
 updated one year ago
 10 replies
 2 Medals
Mathematics

datanewb:
Group Title
Trying to adjust this equation so that it will have fatter tails?\[3^{\left(\frac{x}{6}\right)^{2}} \] Any ideas? It is similar to the pro…
 updated one year ago
 15 replies
 1 Medal
Mathematics

datanewb:
Group Title
Which version of Python will you install?
 updated one year ago
 7 replies
 3 Medals
Mathematics

Dougie:
Group Title
OK, so I clicked all too readily on that OpenStudy button next to MIT 18.06 Linear Algebra out of simple curiosity about a) Linear Algebra (…
 updated one year ago
 7 replies
 1 Medal
Mathematics

datanewb:
Group Title
Is this MOOC class designed for completely inexperienced programmers?
 updated one year ago
 13 replies
 2 Medals
Mathematics

frankhecker:
Group Title
After answering some questions, time for me to ask one; this is exercise 1.6(b) in the 3rd edition of Gilbert Strang's Linear Algebra and It…
 updated one year ago
 14 replies
 1 Medal
Mathematics

orange123:
Group Title
can somebody help me find the general antiderivative P(t=)πtᶺ3+4t
 updated one year ago
 3 replies
 1 Medal
Mathematics

muneebr1:
Group Title
Does anyone have the solutions to problem set 1.2? of linear algebra and its applications 4th edition. I REALLY need them please
 updated one year ago
 4 replies
 No Medals Yet
Mathematics

nathangates:
Group Title
I'm working on finding a formula for (A+B)^2 (square of sum of 2 matrices). I compute A^2, B^2, and AxB, and I also square the sum A+B, but…
 updated one year ago
 4 replies
 No Medals Yet
Mathematics

achen2013:
Group Title
True or false? If f and g are continuous and f(x) is greater than or equal to g(x) for a≤x≤b then ∫ from a to b f(x)dx ≥ ∫ from a to b g(x) …
 updated one year ago
 1 reply
 1 Medal
Mathematics

ejfb10:
Group Title
I know this is very simple but I want to make sure I did it right. The derivative of f(x)= (1/x^2) is 1 or 1/2?
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

ejfb10:
Group Title
I know this is very simple but I want to make sure I did it right. The derivative of f(x)= 1/(x^2) is 1 or 1/2?
 updated one year ago
 3 replies
 3 Medals
Mathematics

cecefaith:
Group Title
for which value of k will the vector U =(1,2,k) in R3 be a linear combination of the vectors V = (3,0,2) and W = (2,1,5).
 updated one year ago
 5 replies
 2 Medals
Mathematics

cecefaith:
Group Title
for which value of k will the vector U =(1,2,k) in R3 be a linear combination of the vectors V = (3,0,2) and W = (2,1,5).
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

supportoranges:
Group Title
why does 9/x^2 1 simplify to 9x^2/x^2 . is it because we need to reduce the expression to one term?
 updated one year ago
 4 replies
 1 Medal
Mathematics

datanewb:
Group Title
Help understanding notation for second derivative:
\[\frac{d^2y}{dx^2}\]
 updated one year ago
 3 replies
 1 Medal
Mathematics

datanewb:
Group Title
Help with a series
\[\sum_{i=0}^{\infty}\left(\frac{1}{2}\right)^i\]
…
 updated one year ago
 12 replies
 3 Medals
Mathematics

timelord0014:
Group Title
I've written my question in the first reply to this. I'm new here.. looking for help with an additional mathematics course for GCSE's.
 updated one year ago
 2 replies
 No Medals Yet
Mathematics

nexis:
Group Title
In 2A12 Question A (http://goo.gl/o4IYp) I am getting \[12x5x^2/2.\] for the quadratic approximation instead of Jerison's \[1+2x+5x^2/2.\…
 updated one year ago
 1 reply
 1 Medal
Mathematics

twitch:
Group Title
What is the value of the expression 7 + 52 × (7  3)?
74
107 …
 updated one year ago
 6 replies
 1 Medal
Mathematics

HSaul95:
Group Title
Does this course give the student a college certificate or credit of some when completed within the parameters set forth?
 updated one year ago
 4 replies
 1 Medal
Mathematics

datanewb:
Group Title
Oil spreads on a frying pan so that its radius is proportional to t^(1/2), where t represents the time from the moment when the oil is poure…
 updated one year ago
 6 replies
 No Medals Yet
Mathematics

Duckbill:
Group Title
My question is a twoparter. The first deals with the geometric proof of the derivative of sin(x) from Session 8, and the second deals with …
 updated one year ago
 6 replies
 No Medals Yet
Mathematics

Sarperson:
Group Title
Can someone explain to me how to rewrite a complex rational expression? I am currently trying to use direct substitution on the problem ((1/…
 updated one year ago
 6 replies
 1 Medal
Mathematics

hectorcflores:
Group Title
What if I can not have access to the Simmon´s book? Is it possible to go through the class without it?
 updated one year ago
 2 replies
 3 Medals
Mathematics

nexis:
Group Title
I'd like to request an explanation on the algebra in Unit 3 2A:6 (http://goo.gl/u3Ru4).
Though this question has already been taken up here…
 updated one year ago
 6 replies
 1 Medal
Mathematics
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