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Functions 07

Algebra Level 5

Let $f: \mathbb R^+ \to \mathbb R$ be a decreasing function. If $f(2a^2 + a + 1) < f(3a^2 - 4a + 1)$ , then find the number of posssible integral values of $a$ .

2 1 3 4

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by RAJ RAJPUT

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