Question

Find the exact value of the following function. Show your work and explain the steps you take to find the value. sec(17π/6)

Answer 1

use the fact that 17/6=(10+7)/6

Answer 2

sec a=1/cosa=
so we shld get cos 17pi/6

\[\cos (A+B)=\cos Acos B-\sin Asin B\]
\[A=10/6\pi\]\[B=7/6\pi\]

Answer 3

Why was this bumped?