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18 votes
18 votes
For which value of is the following number undefined


x - 3 / x + 4

User Rorymadden
by
2.7k points

2 Answers

12 votes
12 votes

Answer:

x = - 4

Explanation:

The denominator of the rational expression cannot be zero as this would make it undefined.

Equating the denominator to zero and solving gives the value that x cannot be, that is

x + 4 = 0 ⇒ x = - 4

Thus x = - 4 is the excluded value

User AdmSteck
by
2.4k points
5 votes
5 votes

Answer:4x - 2 = 3x + 1

Step-by-step explanation: shooooooooo papi

User Ryan Hamilton
by
3.1k points