Questions

A reformulation on a similar question I posted here some days ago: Let $R$ be a principal ideal ring, $S \cong R[x]/(h)$ a Galois extension where $h$ is monic irreducible of degree $m, \sigma$ an auto...

Consider the following system:̇x = ẏy = −x + x3 + aya) (1 pts) Find the fixed points of the system.b) (1.25 pts) For which values of a is the system not conservative? Why?c) (1 pts) Show that for the...

I have an initial set of N weights, W. They sum up to 1.Now, these weights need to be adjusted such that they fulfill the following constraint:The aggregated weight of the weights exceeding 𝛾 shall no...

I have a strong regression trend but would like some additional information related to causality.  I believe the X is "largely" the independant variable however based on deep domain knowledge and beca...

I have a regression model with 1 Y variable and 2 X variables (R sq = .66). The Y variable, and one of the X variables are likely interdependent (based on deep domain knowledge of 20+ years).When I sw...

Just the first question of the exercises. Triple integrals 

I'd like something to compare my answers to before submission. 

I include a screenshot of the question. Could you please explain how you got your answer.

Master-theorem is not allowed, I need it showed by induction weather one of the 1,2,3 is right. Pls step by step.

I am working on analyzing the results of some sensor data that I acquired through an experiment. The experiment involved subjecting a set of pipes to a repeated load. I collected sensor response data...

A total of 83 teens attended performing arts camp to train in at least one of three activities: dance, acting, or singing. 50 took dana ce, 50 took acting, and 44 took singing 15 took dance and acting...

Need help!  

Suppose for $k\in\Z$, $m,n\in\Z^+$, $\gcd(k,n)=\gcd(k,m)=\gcd(m,n)=1$, where $k$ has the orders of 5 modulo m, and 7 modulo n$. Find the order of k modulo mn and justify your solution.

Hello, can you please help me with question 31 and 32? 

an example is attached. I don't even know how how the example got y=8 then Y=2

Firstly, as my assignment is due in 2 hours, I am offering $30. The due time for this post is set to 1 hour only - for the sake of speed, feel free to use pen/pencil on papeHi, I have solved the previ...

Let $h(x)=\frac{9}{2} x-4sin(x)$, Show that h(x) has exactly one real root.My professor also gave a little "hint"(This one real root should be really easy to find. In fact you shouldn't have to "solve...

A particle P is initially at the point with position vector (30, 10) and moves with a constant speed of 10ms^-1 to the same direction as (-4, 3) to find the position vector of p after t seconds.I've t...

I don't know if the first one is zero or not. Not much work is needed

(ln(3x + 2))^2 + 1 = 5My answer was X = (e^(±2) - 2)/3

Sorry, I still don't understand. Please help 

Please help, not sure what to do