# urgent

1. ### Solve for k

P =(197.3e^(197.3kt))/(e^(197.3kt) + 1) Solve for k, assuming it is a linear function of P
2. ### Measuring effect - urgent

Hi Guys, For my thesis, I am researching the influence of colour (IV) on product attractiveness (DV). Respondents in my experiment choose one of 7 products they like most. 129 people participated in the experiment. Outcome per product in frequency: A - 2 B - 10 C - 1 D - 6 E - 69 F - 6 G –...
3. ### Urgent! Two exercises of roots for 2 polynoms ...

Hey, guys! I have 2 exercises, which I don't know how to solve it without Wolframalpha. 1. Find all \mathbb{R} solutions of equation: 4x^4 + 4x^3 - 11x^2 - 6x + 8 = 0. 2. Find all \mathbb{R} solutions of equation: x^4 - 4x^3 + 6x^2 - 4x - 3 = 0. I tried with formulas 4(x - A)(x - B)(x -...
4. ### Exam tomorrow, urgent help needed.

Hello, first, im a bulgarian student, my exam is in bulgarian and i translated it to english via google translate, if its not understandable but you are still willing to help excuse me and say so, so I can translate them using the right terminology. 1 task. / A group To build interval...

17. ### Integration to Find Volume of Wine Glass

Hi, Is anyone able to help me with this problem? I don't know how to go about it. Thanks.
18. ### Hi all, this is Alex with urgent message. Please take some of your time & help us :(

Hi all, My name is Alex,(Cool) a father of a son have no talent of mathematics(Shake) (including me). and I'm here to beg you all helping him to solve these problems with your open heart. His final test is going to be two day from now and he is fighting with the book to try to figure them all...
19. ### Investigating a Parabolic PDE algorithm (Urgent please)

Hi - this is my 2nd post today, the assignment is due tomorrow (I should have thought of using this forum earlier), I just have two exercises partly finished and being a bit of a perfectionist I would prefer to have them completed, appreciate all help. I am given a very basic fortran program...
20. ### Discretising Elliptic PDE in cylindrical coordinates (Urgent)

Hi - I've been battling with this for weeks and the assignment is due tomorrow, I should have tried this forum earlier I know. Below is as far as I can get, I think I'm missing a crucial piece of knowledge. We are given an energy functional using cylindrical coords:  E=\int_{0}^{\infty}...