What is the basic trigonometric identity you would use to verify that sec x sin x= tan x

Question

asked Aug 22, 2021 11.0k views

2 Answers

Mginn · Answer 1 · 2021-08-27T21:28:55+0000

secx=1/cosx

1. To solve this problem you must apply the following proccedure:

2. You have to verify if secx sinx=tanx, so, you have:

3. You know that secx=1/cosx, and tanx=sinx/cosx, therefore:

(secx)(sinx)

(1/cosx)(sinx)

sinx/cosx

tanx