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-- Mathematics - Section B1
Relations and Functions
The solution set of the inequation $\frac{3}{|x|+2}≥1$, is
[-1, 1]
(-1, 1)
(-∞, 1]
[1, ∞)
We have,
$\frac{3}{|x|+2}≥1$
$⇒3≥|x|+2$ [Multiplying both sides by |x| + 2 as it is positive]
$⇒1≥|x|⇒|x|≤1⇒x∈[-1, 1]$