Please help me with this question

State the restricted values of x for6x-5

2x(x+4)

I really am lost on this....

thanks

Results 1 to 9 of 9

- June 5th 2007, 06:42 PM #1

- Joined
- May 2007
- Posts
- 7

- June 5th 2007, 06:43 PM #2

- Joined
- Nov 2005
- From
- New York City
- Posts
- 10,616
- Thanks
- 9

- June 5th 2007, 06:51 PM #3

- Joined
- May 2007
- Posts
- 7

- June 5th 2007, 06:52 PM #4

- Joined
- Nov 2005
- From
- New York City
- Posts
- 10,616
- Thanks
- 9

- June 5th 2007, 07:05 PM #5

- Joined
- May 2007
- Posts
- 7

- June 5th 2007, 07:09 PM #6

- Joined
- Nov 2005
- From
- New York City
- Posts
- 10,616
- Thanks
- 9

There are two possible values for .

For example,

Solve: .

If you factor,

Making factors equal to zero we find that,

or .

Those are the two possible values for x which solve this.

Same here, it does not mean that there has to be only one value for x there can be two (or more).

- June 5th 2007, 07:16 PM #7

- Joined
- May 2007
- Posts
- 7

- June 5th 2007, 07:26 PM #8

- Joined
- Nov 2005
- From
- New York City
- Posts
- 10,616
- Thanks
- 9

- June 5th 2007, 07:45 PM #9

- Joined
- May 2007
- Posts
- 7