lillianradeck lillianradeck

13-05-2019
Mathematics

contestada

Question 2 of 25
2 Points
For which values of x will the rational expression below be undefined? Check
all that apply.
(x-1)(x + 1)
x+2

Question 2 of 252 PointsFor which values of x will the rational expression below be undefined Checkall that applyx1x 1x2 class=

Respuesta :

itmye84 itmye84

13-05-2019

If the denominator is 0, and the numerator ≠ 0, your answer will undefined.

If the numerator is 0, and the denominator is a number, it will always = 0.

So you can set the denominator equal to 0

x + 2 = 0 Find x, so subtract 2 on both sides

x = -2

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