What are the opposites of sin, cos and tan?

Question

What are the opposites of sin, cos and tan?

Question #81916. Asked by blueguy25.
Last updated Apr 06 2023.

shawn888
Answer has 5 votes

Currently Best Answer

shawn888
21 year member
99 replies

Answer has 5 votes.

Currently voted the best answer.

The opposite of sin is cosec, of cos is sec and of tan is cot.

https://en.wikipedia.org/wiki/Trigonometric_function

Response last updated by gtho4 on Apr 06 2023.
Jun 13 2007, 7:45 PM

Sign in or Create Free User ID to participate in the discussion

Answer 1

taffer
Answer has 5 votes

taffer

Answer has 5 votes.

It depends what you mean by opposite. If you mean multiplicative inverse, then the answer is cosec, sec and cot, respectively. If you mean inverse functions, then the answer is arcsin, arccos, and arctan, respectively.

Jul 09 2007, 1:03 PM