SOLUTION: f(x)=2x^2-16x-7 I found the vertex which is (4, -39) I am looking to find the domain of "f" I'm not understanding how this is obtained.

Algebra ->  Algebra  -> Functions -> SOLUTION: f(x)=2x^2-16x-7 I found the vertex which is (4, -39) I am looking to find the domain of "f" I'm not understanding how this is obtained.      Log On

Ad: Algebrator™ solves your algebra problems and provides step-by-step explanations!
Ad: Algebra Solved!™: algebra software solves algebra homework problems with step-by-step help!

   

Question 631649: f(x)=2x^2-16x-7
I found the vertex which is (4, -39)
I am looking to find the domain of "f" I'm not understanding how this is obtained.
Answer by jim_thompson5910(28536) About Me  (Show Source):
You can put this solution on YOUR website!
You can plug any number in for x and get some number out for f(x) (or y)

So the domain is the set of all real numbers.

--------------------------------------------------------------------------------------------------------------
If you need more help, email me at jim_thompson5910@hotmail.com

Also, please consider visiting my website: http://www.freewebs.com/jimthompson5910/home.html and making a donation. Thank you

Jim
--------------------------------------------------------------------------------------------------------------