For what value of x is \(\frac{4 - 2x}{x + 1...
For what value of x is \(\frac{4 - 2x}{x + 1}\) undefined.
2
-1
1
-2
Correct answer is B
A rational expression is undefined when the denominator is equal to zero.
when x = -1
The denominator in this equation : x + 1
--> -1 + 1 = 0
This expression is undefined when x = -1