Determine whether the relation is a function.{(-1, 3), (1, 6), (5, -1), (7, 4), (10, -3)}
A. Not a function
B. Function
Answer: B
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Solve by graphing.The cost y (in hundreds of dollars) of tuition at one community college is given by the linear equation 
where x is the number of credits for which a student registers. Graph the equation and use the graph to estimate the cost of tuition if a student registers for 14 credits. 
A. $2900 B. $2500 C. $1700 D. $1950
Solve the problem.The polynomial function L(p) = p3 - 5p2 + 20 gives the rate of gas leakage from a tank as pressure increases p units from its initial setting. Will an increase of 3 units result in a lower rate of leakage compared to the initial setting?
A. Yes B. No
Solve for the specified variable.I = 
for R
A. R = 
B. R = kE - I
C. R = 
D. R = kEI
Find all six trigonometric functions of ? if the given point is on the terminal side of ?.(Assume that a is a positive number.)
?
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A. 
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B.
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C.
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D.
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E.
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