Question

How do you find the exact value of cot 5π/4?

Answer 1

Find exact value of `cot ((5pi)/4)`

Ans: 1

Explanation:

On the trig unit circle,
`cot ((5pi)/4) = cot (pi/4 + pi) = cot ((pi)/4)`
Trig Table of Special Arcs gives --> `cot ((pi)/4) = 1.`