Question

tan² A – 5 sec² A + 1 is equal to

Answer 1

Answer:

tan²A - 5 sec²A + 1

= tan²A - 5sec²A + sec²A - tan²A

= - 4sec²A

Step-by-step explanation:

Hope it is the correct answer.

Answer 2

ANSWER

5tan 2 θ−5sec 2 θ

⇒5(tan 2 θ−sec 2 θ)=5(−1)=−5 [∵1tan 2 θ=sec 2 θ]

Hence, the answer is −5.

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