Posted by **jennie** on Monday, May 4, 2009 at 9:32pm.

Find all the numbers for which the rational expression is undefined

s^3-6x/ s^2-9

Thanks for the help

- Algebra -
**Reiny**, Monday, May 4, 2009 at 9:49pm
an undefined situation arises if one attempts to divide by zero.

So I toss the question back to you,

for what values of s is (s^2 - 9) equal to zero ?

(hint: there are two of them)

- Algebra Reiny question -
**jennie**, Monday, May 4, 2009 at 10:44pm
The two values are s=3,-3 is this the right values?

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