Currently I am studying vector calculus at my university, and I came across a question that I was having problem in solving. The question is this Question...

Alright, so apparently I've factored this out wrong... $x^6 + 64 =$ $x^6 + 2^6$ Then I continued, using $a^3 + b^3 = (a + b)(a^2 - ab + b^2)$ to get ...

I would like to make sure I'm doing everything right and not missing anything, since I know that some familiar functions do crazy things in the compl...

I've tried to gather information about these three topics i'm about to show but i couldn't find. I will display them in a question for bett...

I'm currently brushing up my trig and found these two problems. I'm totally clueless on how to start. Please help. Find the period , amplitude ,...

Khan Academy - http://www.khanacademy.org/ - is often cited as a great online resource for learning mathematics and other subjects. I have heard many good...

For the following matrix I need to find $$\begin{bmatrix}-3 & 2 &1 \\3 & -4 & -3 \\-8 & 8 & 6 \end{bmatrix}$$ a. Characteristic Po...

Binomial problems: Mean and standard deviation Suppose that the New England Colonials baseball team is equally likely to win any particular game as not to...

I find it very strange that $$ e^x \geq x^e \, \quad \forall x \in \mathbb{R}^+.$$ I have scratched my head for a long time, but could not find any logica...

In my experience, people usually use "smooth" to mean "as smooth as I need for the upcoming proofs." Those who want to be more formal might insist on smoo...