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Prove the trigonometric identity $\csc\left(120\right)-\cot\left(240\right)=\tan\left(390\right)$

Step-by-step Solution

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Solution

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Step-by-step Solution

Problem to solve:

$\csc\left(120\right)-\cot\left(240\right)=\tan\left(390\right)$

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Prove from LHS (left-hand side)Express everything into Sine and Cosine

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$\csc\left(120\right)-\cot\left(240\right)=\tan\left(390\right)$

Main topic:

Trigonometric Identities

Time to solve it:

~ 0.07 s

Related topics:

Trigonometric IdentitiesProving Trigonometric Identities

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