Question

find the value of tan 210°- cot 280°​

Answer 1

Hi,

0.75367724

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~Azzyland

Answer 2

Answer:

tan(210°)–cot(280°)

⇒tan(270°–60°)–cot(270°+10°)

⇒cot(60°)+tan(10°)

$⇒ \frac{1}{ \sqrt{3} } + \tan(10°)$

On Further simplification,

as tan(10°)=0.176

tan(210°)–cot(280°)≈0.754