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प्रश्न
If –3x + 17 < –13, then ______.
पर्याय
x ∈ (10, ∞)
x ∈ [10, ∞)
x ∈ (–∞, 10]
x ∈ [–10, 10)
उत्तर
If –3x + 17 < –13, then x ∈ (10, ∞).
Explanation:
Given that –3x + 17 < –13
⇒ –3x < –17 – 13
⇒ –3x < –30
⇒ 3x > 30
⇒ x > 10
⇒ x ∈ (10, ∞)
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