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Respuesta :

Answer:

6

Step-by-step explanation:

6 tan²Θ - 6 cos² Θ

= 6(tan²Θ-cos²Θ)

= 6( sin²Θ/cos²Θ - cos²Θ)

= 6( sin²Θ - 1/cos²Θ)

= 6( cos²Θ/cos²Θ)

= 6(1)

= 6