# The domain of the function

• September 7th 2010, 03:19 PM
wannous
The domain of the function
The domain of the function
is :

Write the answer in interval notation

• September 7th 2010, 03:30 PM
skeeter
Quote:

Originally Posted by wannous
The domain of the function
is :

Write the answer in interval notation

you forgot to include x = 5 and x = 0
• September 7th 2010, 03:31 PM
pickslides
solve for

$x(x-5)>0$

$x\in (-\infty,0] \cap [5,\infty)$

What is the difference in our responses? Why?
• September 7th 2010, 03:34 PM
wannous
i dont know? what is the difference
• September 7th 2010, 04:56 PM
skeeter
Quote:

Originally Posted by wannous
i dont know? what is the difference

review the rules for interval notation ...

$(-\infty,0]$ is $x \le 0$

$(-\infty,0)$ is $x < 0$