Find the exact value of the expression.sec
A. - 
B. 
C. - 
D. - 
Answer: C
Mathematics
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Use the Fundamental Counting Principle to solve the problem.How many ways can a president, vice-president, secretary, and treasurer be chosen from a club with 10 members? Assume that no member can hold more than one office.
A. 40 B. 24 C. 5040 D. 210
Mathematics
Solve the formula for the specified variable.r = 
for ?
A. ? = 
2
B. ? = 
C. ? = 
D. ? = 
Mathematics
Solve the equation by factoring.-23x2 + 37x = -3x2 + 5x
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.The temperature at 5:00 was -2° C. Four hours later, it was -14° C. What was the change in temperature?
A. 16° C B. 12° C C. -12° C D. -16° C
Mathematics