Select the INCORRECT formula from the following options: csc ⁡ 2 θ − cot ⁡ 2 θ = 1 \csc^{2} \theta - \cot^{2} \theta = 1 csc 2 θ − cot 2 θ = 1 sin ⁡ 2...

SSC SSC CGL Tier 2 Easy Trigonometric Ratios MCQ

Question

Select the INCORRECT formula from the following options:

$\csc^{2} \theta - \cot^{2} \theta = 1$
$\sin^{2} \theta + \cos^{2} \theta = 1$
$\sec^{2} \theta + \cos^{2} \theta = 1$
$\sec^{2} \theta - \tan^{2} \theta = 1$

Options

A.

$\csc^{2} \theta - \cot^{2} \theta = 1$

B.

$\sin^{2} \theta + \cos^{2} \theta = 1$

C.

$\sec^{2} \theta + \cos^{2} \theta = 1$

D.

$\sec^{2} \theta - \tan^{2} \theta = 1$

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