If #sin theta < 0# and #tan theta > 0#, then in what quadrant is the angle theta?

1 Answer
Write your answer here...
Start with a one sentence answer
Then teach the underlying concepts
Don't copy without citing sources
preview
?

Answer

Write a one sentence answer...

Answer:

Explanation

Explain in detail...

Explanation:

I want someone to double check my answer

Describe your changes (optional) 200

8
Alan P. Share
Apr 15, 2015

The image below indicates the Quadrants in which each of the 3 basic trig functions are positive (sometimes this is called the CAST diagram)
enter image source here

#sin(theta)# is negative in Q3 and Q4
#tan(theta)# is positive in Q1 and Q3

Therefore #theta# must be in Q3.

Was this helpful? Let the contributor know!
1500
Trending questions
Impact of this question
9578 views around the world
You can reuse this answer
Creative Commons License