SOLUTION: Find the exact value of tan(270)+cot(180)+sec(-180)

Algebra ->  Trigonometry-basics -> SOLUTION: Find the exact value of tan(270)+cot(180)+sec(-180)      Log On


   

Question 988202: Find the exact value of tan(270)+cot(180)+sec(-180)
Found 2 solutions by ikleyn, solver91311:
Answer by ikleyn(52847) About Me  (Show Source):
You can put this solution on YOUR website!
.
tan(270°)  is not defined.

It is just enough to say  (to state)  that the entire expression is not defined.

By the way,  cot(180°)  is not defined too.


Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!


Cannot be done. Only one of the functions is defined at the given argument.

John

My calculator said it, I believe it, that settles it