The profit function per month , p(n) =-0.5n^2+70n+0, was determined for a pencil Per do you sing company while practicing the long diminishing returns in which in represents number of employees and P represents profit for the company What number of employees (n) should the company hired if the goal is make Max profit (p)?

Ascientist wants to use a model to present the results of his detailed scientific investigation. why would a model be useful? a )because the model makes the concepts easier to understand b) because the model is easy to put together and to use c) because the model prevents other scientists from asking questions d) because the model requires the audience to pay full attention to it i don't know what to choose because between a and d a is much more likely than d because it only wants to get the attention of the audience. i'm confuse.

The sum of the first eight terms of an arithmetic progression is 9m + 14. the fifth term of the06 progression is 2m - 6, where m is a constant.given that the first term of the progression is 26,find the value of the common difference, d and thevalue of m.

What is the 17th term in the arithmetic sequence in which a6 is 101 and a9 is 83