Question

sec2 θ – 1 = ?

(a) tan2 θ (b) tan2 θ + 1 (c) cot2 θ – 1 (d) cos2​

Answer 1

Step-by-step explanation:

a) tan²

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Answer 2

Answer:

$\blue{ \underbrace{ = > { (\sec) }^{2} \theta - 1}}$

$\pink {\boxed{ = > {\tan }^{2} \theta}}$