Question

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Answer 1

☆ RESOLUCIÓN:

$Q = 18tan {}^{2} \alpha - 1 \\ Q = 18 \times ( \frac{1}{3} ) {}^{2} - 1 \\ Q = 18 \times \frac{1}{9} - 1 \\ Q = 2 - 1 \\ \boxed{Q = 1}$

☆ RESPUESTA:

$\boxed{Q = 1}$