Use your grapher to determine which of the graphs matches the given polar equation.r = 5 cos ?
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Simplify.
- 
A. 
B. 
C. 
D. 
Mathematics
If one of student is selected at random what is the probability that he or she spent between 0 and 10 hours in the lab?
Use the following information to answer questions 2-10. 24 students in an engineering class were asked to record the number of hours spent in a lab during a week. The results are listed below. 3, 10, 21, 14, 8, 5, 1, 4, 13, 7, 9, 6, 11, 10, 6, 7, 12, 16, 1 , 7, 14, 1, 11, 8
Mathematics
Find the requested angle.The complement of an angle measuring x is 5x. Solve for x.
A. 12? B. 10? C. 18? D. 15?
Mathematics
Solve the inequality. Express your answer using interval notation.|5x + 2| > 3
A. (-?, -1) or (
, ?)
B. [-1, 
]
C. (-?, -1] or [
, ?)
D. (-1, 
)
Mathematics