Question

Question #fa116

Answer 1

`cot(pi/4)=1`

Explanation:

`"using the "color(blue)"trigonometric identity"`

`•color(white)(x)cottheta=1/tantheta`

`"and "tan(pi/4)=1`

`rArrcot(pi/4)=1/tan(pi/4)=1/1=1`