January 1st, 2013, 02:10 PM  #1 
Newbie Joined: Dec 2012 Posts: 4 Thanks: 0  Graphs help?
How do you draw this: N against t N(t) = 6/25 t2 + 6/5 t Then work out what domain of values of t is the model realistic. 
January 1st, 2013, 02:32 PM  #2  
Math Team Joined: Oct 2011 From: Ottawa Ontario, Canada Posts: 14,597 Thanks: 1039  Re: Graphs help? Quote:
 
January 2nd, 2013, 12:33 AM  #3 
Global Moderator Joined: Dec 2006 Posts: 21,114 Thanks: 2327 
The graph is parabolic and has a maximum value for N(t) of 3/2, occurring for t = 5/2.

January 2nd, 2013, 01:15 AM  #4 
Newbie Joined: Dec 2012 Posts: 4 Thanks: 0  Re: Graphs help?
Could someone show me a quick sketch? Im confusing myself wether it'll be going downward or upward. 

Tags 
graphs 
Thread Tools  
Display Modes  

Similar Threads  
Thread  Thread Starter  Forum  Replies  Last Post 
Consider the graphs of y = x2 and y = 0.6x2\\ which is !?  Sarii  Applied Math  0  April 17th, 2013 07:26 AM 
two graphs at once at wa  ungeheuer  Math Software  2  February 4th, 2013 09:34 AM 
Question on isomorph Graphs and their complement Graphs  MageKnight  Applied Math  0  January 17th, 2013 11:38 PM 
HELP ON DOING GRAPHS.  djbip  Calculus  3  June 28th, 2008 09:24 PM 
two graphs at once at wa  ungeheuer  Calculus  2  December 31st, 1969 04:00 PM 