1. PF Contest - Win "Conquering the Physics GRE" book! Click Here to Enter
    Dismiss Notice
Dismiss Notice
Join Physics Forums Today!
The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

Polynomial Function.

  1. Nov 1, 2011 #1
    1. The problem statement, all variables and given/known data


    2. Relevant equations

    calculate f^-1(]0,1])

    3. The attempt at a solution

    well i chose a y from ]0,1] and tried to find an x that solves the problem like the following.


    at the end i got the following: 0<lxl≤1/2 is my work correct?
  2. jcsd
  3. Nov 1, 2011 #2
    No it is not correct. What is your work??
Know someone interested in this topic? Share this thread via Reddit, Google+, Twitter, or Facebook