Question

What is cos 0 if sec 0=2?

Answer 1

Explanation:

`\because \: \cos \theta = (1)/(\sec \theta) \\ \\ \therefore \: \cos \theta = (1)/(2) \\ \\ \therefore \: \cos \theta = \cos 60 \degree \\ \\ \huge \red{ \boxed{\therefore \: \theta = 60 \degree}}`

Answer 2

Answer:1/2

Step-by-step explanation:Plato