Recent content by me_maths

  1. M

    Finding the Cheapest Cylinder with Extreme Values: Help Needed!

    I've got kind of stuck with a problem that includes a cylinder. First off, we know that the cylinder has a Volume of 100 litre ( V = 100 dm^3 ) but it get's abit of tricky since you are constructing this cylinder and you are trying to make the cheapest cylinder when the bottom parts of the...
  2. M

    Solve Tricky Problem for Curve y=(ax-b)/(1-x^2)-SOLVED by courtrigrad"

    Aah! Thanks alot! Forgot completaly that you could use the first equation to compare it to the result of y'(-2) = ... . Not to mention that I made a few mistakes in the calculating also such as (1-x^2) would be (1-x^4) which is totally wrong... Thanks again, helped me tremendously! <3 <3
  3. M

    Solve Tricky Problem for Curve y=(ax-b)/(1-x^2)-SOLVED by courtrigrad"

    tricky problem please HELP :( -SOLVED by "courtrigrad"- [SOLVED, thanks to "courtrigrad"!] I've tried to solve this problem for over 3 or 4 hours but I can't figure out how, please help me. Ok so it's a curve ( parable? ) y = (ax - b) / ( 1 - x^2 ) You are supposed to solve what 'a'...
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