SOLUTION: Hello, my question is this:
How exactly do I find the EXACT value of csc 11pi/2 without using a calculator? Apparently the answer is -1 (classmate told me) but I have no idea how
Algebra.Com
Question 791257: Hello, my question is this:
How exactly do I find the EXACT value of csc 11pi/2 without using a calculator? Apparently the answer is -1 (classmate told me) but I have no idea how to get to this conclusion since it is not an exact point on the cheat sheet we were given.
Thank you for your time and help in advance!
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!
I'll bet that )
isn't on your "cheat sheet" either. But )
is, or certainly should be. And since )
is equivalent to \ \forall\ k\ \in\ \mathbb{Z})
, you can at least find which is the same thing as \ =\ \sin\left(\frac{11\pi}{2}\right))
. Then since cosecant is the reciprocal of sine...
John
Egw to Beta kai to Sigma
My calculator said it, I believe it, that settles it
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