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blamocur
replied to the thread
Eigen Vectors
.
There is an easy way to check correctness of you solution: just use the definition of eigenvalues and eigenvectors.
2 minutes ago
M
MaxWong
replied to the thread
Discrete math assignment
.
We can try to brute force the answer as follows: use \neg for not, \wedge for and, \vee for or and \oplus for xor. Since the function...
6 minutes ago
M
MaxWong
replied to the thread
matrix transformation to generate a sequence.
.
Note that \begin{pmatrix}x_n \\y_n\end{pmatrix} = A_1 \begin{pmatrix}x_{n-1} \\y_{n-1}\end{pmatrix}+b_1 Replace all n by n-1 and then...
21 minutes ago
M
MaxWong
replied to the thread
Eigen Vectors
.
The correct ones are: Eigenvectors corresponding to eigenvalue 3 are (3, 0, 1) and (1, 3, 0). Eigenvector corresponding to eigenvalue 4...
38 minutes ago
M
mario99
replied to the thread
i need to find the speed of acceleration
.
Correction. \displaystyle \bold{v} = \frac{d\bold{a}}{dt} = \frac{d\bold{p}}{dt} So obvious!
Today at 11:34 AM
M
matqkks
posted the thread
Set theory
in
Advanced Math
.
What is the most motivating way to introduce set theory? I am looking at first-year undergraduate students doing mathematics or related...
Today at 10:24 AM
K
khansaheb
replied to the thread
i need to find the speed of acceleration
.
What are p, p0 & a ?
Today at 8:35 AM
M
mario99
reacted to
Dr.Peterson's post
in the thread
Solving Radical Equations sqrt{x^2 - 2x + 1} = 2x + 5
with
Like
.
Huh? It sounds like you're agreeing with me. There are two methods, and each has a flaw; I don't prefer either one. The routine way is...
Today at 8:16 AM
M
mario99
replied to the thread
Solving Radical Equations sqrt{x^2 - 2x + 1} = 2x + 5
.
At first, I thought that you meant you preferred the smarter way, but now realized that: Lesson: When you are smart enough to find a...
Today at 8:16 AM
M
mario99
reacted to
Dr.Peterson's post
in the thread
i need to find the speed of acceleration
with
Like
.
I'm confused. I wonder if you are confusing the problem with the OP's misunderstandings. The problem was this: I see nothing wrong...
Today at 8:10 AM
M
mario99
replied to the thread
i need to find the speed of acceleration
.
I will start with physics and anything I say that you don't like has nothing to do with hating. If \bold{a} = \bold{p} - \bold{p_0} And...
Today at 8:10 AM
C
chijioke
reacted to
The Highlander's post
in the thread
How many of the pupils were boys?
with
Like
.
I'm sorry if the question I asked at the end of my previous post caused you any confusion. I didn't man that I was concerned about the...
Yesterday at 8:20 PM
Dr.Peterson
replied to the thread
i need to find the speed of acceleration
.
I'm confused. I wonder if you are confusing the problem with the OP's misunderstandings. The problem was this: I see nothing wrong...
Yesterday at 8:10 PM
A
Aion
replied to the thread
Binomial theorem proof question.
.
I think I've figured it out now. Since the relationship a_k=\frac{p_*^k(0)}{k!} holds for any general polynomial p_*, it follows that it...
Yesterday at 3:57 PM
The Highlander
reacted to
Dr.Peterson's post
in the thread
Solving Radical Equations sqrt{x^2 - 2x + 1} = 2x + 5
with
Like
.
On the other hand, many students, not thinking quite so deeply, might not notice the perfect square, and would just follow the usual...
Yesterday at 3:57 PM
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