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Verified answer
RESOLUCIÓN:
[tex]tan(4n)-cot(11n)=0 \\ tan(4n) = cot(11n) \\ 4n + 11n = 90 \\ 15n = 90 \\ n = \frac{90}{15} \\ n = 6[/tex]
RESPUESTA:
[tex]n = 6[/tex]