# Pre-Calculus Test 2 Flashcards

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1. Domain of Sin(x):
• Regular: (-infinity, infinity)
• Inverse: [-pi/2,pi/2]
2. Domain of Cos(x):
• Regular: (-infinity, infinity)
• Inverse: [0,pi]
3. Domain of Tan(x):
• Regular: U(pi/2+pik, 3pi/2+pik)
• Inverse: (-pi/2,pi/2)
4. Domain of csc(x):
• Regular: U(0+pik, pi+pik)
• Inverse: [-pi/2,0) U (0,pi/2]
5. Domain of sec(x):
• Regular: U(pi/2+pik, 3pi/2+pik)
• Inverse: [0,pi/2)U(pi/2,pi]
6. Domain of Cot(x):
• Regular:U(0+pik, pi+pik)
• Inverse: (0,pi)
7. How many solutions for AAA and what law?
Infinite solutions and no law
8. How many solutions for SAA and what law?
1 and Law of Sines
9. How many solutions for SSA and what law?
0,1,2 and Law of Sines
10. How many solutions for SAS and what law?
1 and Law of Cosines
11. How many solutions for SSS and what law?
0,1 and Law of Cosines
12. When A<Bsin(a), than _________ solution
no
13. What A=Bsin(a), than there is...
one solution and use the law of sines
14. When A>Bsin(a), than there is...
2 solutions use law of sines
15. A+B have to be > C to have a solution, otherwise...
no solution
 Author: HPizir ID: 304929 Card Set: Pre-Calculus Test 2 Flashcards Updated: 2015-07-08 04:32:45 Tags: Pre Calculus Test Flashcards Folders: Pre-Calculus Test 2 Flashcards Description: Pre-Calculus Test 2 Flashcards Show Answers: