f (x)=x^2+x-2 x^2-3 x+2 is discontinuous at x= - Vidyadip

MCQ

$f (x)=\frac{x^2+x-2}{x^2-3 x+2}$ is discontinuous at $x=$

A
0, 1
✓
1 ,2
C
$-1, -2$
D
$0, -1$

✓

Answer

Correct option: B.

1 ,2

(B)
$f (x)$ is discontinuous, when $x^2-3 x+2=0$
i.e., $(x-1)(x-2)=0 \Rightarrow x=1, x=2$

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