Question

What are the six trigonometric functions of an angle?

Answer 1

`sin(x)`, `cos(x)`, `tan(x)`, `csc(x)`, `sec(x)`, `cot(x)`.

Explanation:

`cos(x)=sin(pi/2-x)`

`tan(x)=frac{sin(x)}{cos(x)}`

`csc(x)=1/sin(x)`

`sec(x)=1/cos(x)`

`cot(x)=1/tan(x)`