SOLUTION: I am trying to find all numbers for which the rational expression is undefined t^3-8t/t^2-25 can you help?

Question 320648: I am trying to find all numbers for which the rational expression is undefined t^3-8t/t^2-25 can you help?
Answer by ankor@dixie-net.com(22740) (Show Source): You can put this solution on YOUR website!
I am trying to find all numbers for which the rational expression is undefined t^3-8t/t^2-25 can you help?
We know that it will be undefined when the denominator = 0
:
Put the expression in the denominator = 0
x^2 - 25 = 0
add 25 to both sides
x^2 = 25
x = +/-
therefore
x = +5
and
x = -5
:
These two values make the expression have a 0 denominator, hence, undefined
RELATED QUESTIONS
Find all numbers for which the rational expression is undefined.... (answered by lwsshak3)

Find all numbers for which the rational expression is undefined.... (answered by solver91311)

Find all numbers for which the rational expression is undefined... (answered by stanbon)

Find all numbers for which the rational expression is undefined.... (answered by solver91311)

Needing some help with rational expressions. Not quite sure how to solve these. 1)... (answered by nerdybill)

Find all numbers for which the rational experssion is undefined. t^3-7t/t^2-81 Thanks (answered by RAY100)

Find all numbers for which the raional expression is undefined. t^3-9t/t^2-16 I... (answered by Fombitz)

Find all numbers for which rational expression is undefined. t^3-3t/t^2-49 The answer (answered by jim_thompson5910)

I am supposed to find all numbers for which the rational expression is undefined: m^3... (answered by ankor@dixie-net.com)