1. Limited time only! Sign up for a free 30min personal tutor trial with Chegg Tutors
    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!

2 Problems.

  1. Nov 17, 2004 #1
    2 Problems.!!

    #1 Tell Whether The Quadratic Has A Maximum Value Or A Minimum Value. The Find The Value. Round To The Nearest Tenth.

    F(x)= -x² -6x - 7

    #2 Let y = | x+a | +b, Where a ‡ 0 and b ‡ 0 . Explain how the values of a and b affect the graph of the functions as compared to the graph of y= |x|.

  2. jcsd
  3. Nov 18, 2004 #2


    User Avatar
    Science Advisor
    Homework Helper

    QUICK!! Tell us what you did so far so we can HELP YOU! :-)
  4. Nov 18, 2004 #3
    F has a max. i'm not sure how to do it without calculus though. i guess there's something about the coefficients of F....

    the a moves the graph along the x-axis, the b loves it up & down. how? how about you figure it out... :wink:
  5. Nov 18, 2004 #4
    You can complete the square to find the max.
Know someone interested in this topic? Share this thread via Reddit, Google+, Twitter, or Facebook

Similar Threads - Problems Date
I A problem in combinatorics Jan 17, 2018
B Optimisation problem Jan 11, 2018
I Math papers and open problems Dec 11, 2017