Sec^(-1)((-2)/(√(3)))=? How do you solve this with the unit circle? I keep getting (5\pi)/(6), but my textbook answer says (7\pi)/(6). Thanks in advance.

Question

`sec^(-1)((-2)/(√(3)))=?`

How do you solve this with the unit circle? I keep getting
`(5\pi)/(6)`, but my textbook answer says
`(7\pi)/(6)`. Thanks in advance.

Answer 1

h=21

Explanation:

so yeah i will show you how so solve it hahah so sec -1(-2/3)yeah you know i don't really know the answer sorry bro