Convert the expression.
?
?
?
A. ?
B. 
C. ?
D. 
E. 
Answer: E
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Find the slope of the polar curve at the indicated point.r = 4 cos ? - 5 sin ?, ? = 
A. 
B. - 
C. - 
D. 
The first card is a club and the second card is a diamond.
Two cards are dealt without replacement from a well-shuffled deck of cards. Find the probability of each event.
Solve.A standard train ticket in a certain city costs 
per ride. People who use the train also have the option of purchasing a frequent rider pass for 
each month. With the pass, a ticket costs only
per ride. Use an inequality to determine the number of train rides in a month for which purchasing the monthly pass is more economical than purchasing the standard train ticket.
A. 22 or more times B. 25 or more times C. 24 or more times D. 23 or more times
Solve the problem.In how many ways can a team of 9 players be selected from a pool of 24 possible players?
A. 1,307,504 B. 81,719 C. 735,471 D. 3405