Question

12 sec² A - 12 tan² A
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Answer 1

Answer:

12

Step-by-step explanation:

$12 \sec {}^{2} \alpha - 12 \tan {}^{2} \alpha \\ 12( \sec {}^{2} - \tan{}^{2} ) \\ 12 \times 1 \\ 12$

Answer 2

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