Find the exact value of the real number y.y = csc-1 (1)
A. 
B. ?
C. 2?
D. 
Answer: A
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Find the solution set of the system by graphing the equations by hand. If the system is inconsistent or dependent, say so.3x + y = 1012x + 4y = 40
A. (0, 10) B. (5, -5) C. all points on the line 3x + y = 10; dependent system D. empty set; inconsistent system
Find the total amount of Social Security and Medicare taxes (employees' contributions plus employer's contribution) for the company. Use a FICA rate of 6.2%, a Medicare rate of 1.45%, and assume no employee earned over $110,000.Show's Supermarket,total employee earnings: $71,274.54
A. $10,905.00 B. $10,691.18 C. $5452.50 D. $9978.44
Solve the right triangle shown in the figure. 
?B = 26.6°, 
= 2.7 mm, ?C = 90°
A. 
= 1.2 mm, ?A = 63.4°, 
= 2.4 mm
B. 
= 2.4 mm, ?A = 63.4°, 
= 1.6 mm
C. 
= 1.6 mm, ?A = 63.4°, 
= 2.2 cm
D. 
= 2.4 mm, ?A = 63.4°, 
= 1.2 mm
Solve the problem.If v = -i - j, find 
.
A. 2
B. 0
C. 
D. 1