MathsRevision.net Forum : MathsRevision.net Forum
A discussion board where people can post problems or questions they are having about their course.
Re: Graphs of functions (25 Views)
Posted by: joejoe (IP Logged)
Date: November 02, 2009 01:17PM
Another thing to note
x^3=7-x
So
x^3+x=7
x^2(x+1)=7
(x)(x)(x+1)=7
Therefore your looking for x should be somewhere in the region of 7 cube root.
x^3=7-x
So
x^3+x=7
x^2(x+1)=7
(x)(x)(x+1)=7
Therefore your looking for x should be somewhere in the region of 7 cube root.
| Subject | Written By | Posted |
|---|---|---|
 Graphs of functions (77 Views)
|
starlight | 11/02/2009 06:45AM |
| Re: Graphs of functions (52 Views)
|
joejoe | 11/02/2009 01:09PM |
| Re: Graphs of functions (25 Views) |
joejoe | 11/02/2009 01:17PM |
Sorry, only registered users may post in this forum.