For what value of x is the rational expression below undefined? x+3 x^2-9x+20 possible answers -4 -3 4 -5 3 5 check all the apply.

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:

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.   :   Answer

Hope it will help :)

0.16 or 16%

step-by-step explanation:

lets take a coin for example.

if you toss it twice, it has a 1/4 chance of landing on heads both times because 1/2 * 1/2 is 1/4.

with the cards, the chance of picking dog is 0.4. having two people pick one is like picking a card twice in a row. so 0.4 * 0.4 is 0.16, or 16%

b i think

step-by-step explanation:

not really sure