Mathematics Questions, Problems & Solutions : TransWikia.com ~ Page 170

Doppler effect mathematical modeling

I am a high school student and I have decided to do my essay on Doppler effect by gathering my own data and analyzing rate of change in frequency etc....

Asked on 12/21/2020 by General MO7

0 answer

Showing that a group $G$ such that 3 does not divide $|G|$ is Abelian.

I asked this question here Understanding the hint of a question to show that $G$ is Abelian. but I did not receive answers to all my questions. So I...

Asked on 12/21/2020 by user778657

1 answer

Probability of getting a hand with at least 6 doubles in domino

I have this problem: Domino has 28 tiles with 7 doubles. Each hand has 7 tiles. What is the probability of getting a hand with at least 6 doubles? Since...

Asked on 12/21/2020 by Rolando González

0 answer

Prove that the composition map is continuous with respect to the metric topology on $operatorname{Iso}(M)$

Let $M$ be a finite dimensional Riemannian manifold and $operatorname{Iso}(M)$ be its set of isometries. It can be shown that $operatorname{Iso}(M)$ is a finite dimensional manifold with...

Asked on 12/21/2020 by Abhigyan Saha

1 answer

Exactly Half of a 3D Transformation matrix

I have a 3D homogeneous transformation matrix $T$ that defines the rotation and translation between two reference frames. I want to find the transformation that when applied gives a...

Asked on 12/21/2020 by Sai Manoj Prakhya

1 answer

Range of quadratic function using discriminant

Let $x^2-2xy-3y^2=4$. Then find the range of $2x^2-2xy+y^2$.Let $2x^2-2xy+y^2=a$.Then $ax^2-2axy-3ay^2=4a=8x^2-8xy+4y^2implies (a-8)x^2-(2a-8)xy-(3a+4)y^2=0$.We divide both side by $y^2$ and let $t=frac{x}{y}$.Then it implies...

Asked on 12/21/2020 by Mutse

3 answer

Why did we call a row operation "elementary"?

Why we called the three actions of row operation "elementary"? Is there a thing called "advanced" or "complicated" row operation?I've seen the word "non-elementary" row operation is used to describe...

Asked on 12/21/2020 by Neothehero

1 answer