Find the value of the indicated trigonometric function of the angle ? in the figure. Rationalize the denominator where necessary.
Find csc ?.
A. 
B. 
C. 
D. 
Answer: A
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Solve the equations.2x2 = 49
A. ± 
B. ± 
C. ± 
D. ± 
Solve the problem.A company makes 3 types of cable. Cable A requires 3 black, 3 white, and 2 red wires. B requires 1 black, 2 white, and 1 red. C requires 2 black, 1 white, and 2 red. They used 100 black, 110 white and 90 red wires. How many of each cable were made?
A. 20 cable A 30 cable B 10 cable C B. 10 cable A 30 cable B 20 cable C C. 10 cable A 103 cable B 20 cable C D. 10 cable A 30 cable B 93 cable C
Find the partial fraction decomposition for the rational expression.
A. - 
+ 
B. 
+ 
C. 
+ 
D. 
- 
Determine whether the system corresponding to the given augmented matrix is dependent or inconsistent. If it is dependent, give the solution.
A. inconsistent B. dependent; z = 5 C. dependent; (0, 5) D. dependent; (0, 0)