Find the product and write the answer in simplest form. Assume variables represent nonnegative values.
? 
A. 
B. 
C. 
D. 
Answer: A
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Use the properties of equality to solve the equation.
?
?
A.
B.
C.
D.
E.
none of these
Interpret the meaning of the slope and the y-intercept of the equation in terms of the conditions stated in the problem.The cost, in dollars, of cellular phone service with Econo-phone is given by 
where x is the number of minutes used in one month.
A. 17.25 signifies the total phone bill, and 0.51 signifies the number of minutes used. B. 17.25 signifies the cost per minute, and 0.51 signifies the monthly service charge. C. 0.51 signifies the hourly phone rent, and 17.25 signifies the cost of the hardware. D. 0.51 signifies the cost per minute, and 17.25 signifies the monthly service charge.
Find the interval of convergence of the series.
A. -? < x < ? B. 0 ? x < 2 C. x < 2 D. 0 < x < 2
Use U = universal set = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9}, A = {1, 2, 3, 5, 8}, B = {2, 3, 5, 7}, and C = {1, 4, 9} to find the set.
A. {0, 1, 4, 6, 7, 8, 9} B. {1, 4, 6, 8, 9} C. {0, 1, 4, 6, 9} D. {0, 1, 4, 6, 8, 9}