## For what value of x is the rational expression below undefined? x+3 x^2-9x+20 Possible answers -4 -3 <

Question

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## Answers ( No )

Answer: The expression is undefined for x=4 and x=5.

The expression is undefined for any x that makes the denominator 0. This leads to solving a quadratic equation:

Answer:Step-by-step explanation:Alright, lets get started.

The rational expression is gien as :

For being the function undefined, the denominator must be equal to zero.

factoring

This will give two values of x, which are

x = 5 and x = 4

So,the answer is 4 and 5. : AnswerHope it will help 🙂