Question

Find the exact value of tan (theta)= -1. How in the world do I do this?

Answer 1

Need help soooo badly on this one....

Answer 2

\(\huge\color{blue}{\sf\ x= }\) \(\huge\color{green}{\sf\ Tan^{-1}(-1)=? }\)

Answer 3

http://web2.0calc.com/

Answer 4

So the answers -45. If sooo that was really simple...

Answer 5

Can u help me with this one?: Write an equation that shows all of the values of theta in radians such that sin (theta)=0.

Answer 6

I don't have time, I gtg.

@sourwing

Answer 7

in the 2nd quadrant, values of tan are negative.
therefore, \[\tan 135=-1\]