Solution of (2 x + 1)( x – 3) ( x + 7) < 0 is

Mathematics · Class 11 · CBSE — Linear Inequalities

1. (– ∞, –7) ∪
2. (– ∞, –7) ∪
3. (– ∞, 7) ∪
4. (– ∞, – 7) ∪ (3, ∞)

Answer

(B) (– ∞ , –7) ∪

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