1.Set Theory
hard

ગણ $\{x \in R :(|x|-3)|x+4|=6\}$ ની સભ્ય સંખ્યા મેળવો.

A

$3$

B

$2$

C

$4$

D

$1$

(JEE MAIN-2021)

Solution

$x \neq-4$

$(|x|-3)(|x+4|)=6$

$\Rightarrow \quad|x|-3=\frac{6}{|x+4|}$

No. of solutions $=2$

Standard 11
Mathematics

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