• ## caffeinemachine

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• ### Recent Forum Posts

#### prove that CnXCm isomorphic to Cgcd(m,n)XClcm(m,n)

Hi, I have a problem in my homework that I am stuck with.
Let there be two natural numbers n,m.
let there be d = greatest common divisor

Alex224 Today, 12:47

#### Re: Transportation calculus

What are your units for speed, the $x$ in your cost function?

I get cost as a function of speed, $v$, in km/hr ...

$C(v) = 1375 skeeter Today, 10:39 #### Alexander's question via email about Newton's Method Newton's Method solves an equation of the form$\displaystyle f\left( x \right) = 0 $, so we need to rewrite the equation as$\displaystyle

Prove It Today, 00:50

#### Transportation calculus

A truck travelling interstate, driving at a constant speed of 110km/h, gets 7km/L efficiency and loses 0.1km/L in fuel efficiency for each km/h increase

ducduy Today, 00:42

#### Re: f

don't know manners?

Monoxdifly Yesterday, 22:30