Sketch the graph of , where . Hence find the set of values of x such that

Printable View

- May 7th 2011, 08:12 AMPunchSet of values of X
Sketch the graph of , where . Hence find the set of values of x such that

- May 7th 2011, 10:46 AMtopsquark
- May 7th 2011, 11:50 PMPunch
- May 8th 2011, 05:36 AMtopsquark
They intersect twice. Good. Now look at the inequality again. You are looking for all points on the 2(x + a)/(x - 1) curve that are

*lower*on the graph (or equal to) the graph of |x + a|. So what parts of the function 2(x + a)/(x - 1) are below the lines?

-Dan - May 8th 2011, 05:50 AMPunch