A recursion formula and the initial term(s) of a sequence are given. Write out the first five terms of the sequence.a1 = 1, an+1 = an2
A. 1, 2, 4, 8, 16
B. 1, 2, 4, 8, 16, 32
C. 1, 3, 5, 7, 9
D. 1, 1, 1, 1, 1
Answer: D
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Find the flux of the curl of field F through the shell S.F = 3zi - 6xj - 4yk ; S: r(r, ?) = r cos ?i + r sin ?j + 5rk, 0 ? r ? 5 and 0 ? ? ? 2?
A. 150? B. -150 C. 0 D. -150?
Solve the problem.The cost of a tourist package depends on the number of sightseeing stops that you choose. You have been informed that 2 stops cost $160, and 5 stops cost $235.(i) Write a linear equation giving the cost, y, in terms of the number of stops x.(ii) Using the equation found in part a, find how much it costs for 4 stops.(iii) How many stops would there be if the cost is $385?
A. (i) y = 25x + 110 (ii) $210 (iii) 13 stops B. (i) y = 25x + 110 (ii) $210 (iii) 12 stops C. (i) y = 25x + 110 (ii) $210 (iii) 11 stops D. (i) y = 25x + 110 (ii) $210 (iii) 10 stops
Graph the equation. Find seven solutions in your table of values for the equation by using integers for x, starting with -3 and ending with 3.y = 3 - x2
A. 
B. 
C. 
D. 
Solve the problem.At a ticket booth, customers arrive randomly at a rate of x per hour. The average line length is 
where 
To keep the time waiting in line reasonable, it is decided that the average line length should not exceed 10 customers. Solve the inequality 
to determine the rates x per hour at which customers can arrive before a second attendant is needed.
A. 0 ? x ? 19 B. 0 ? x ? 17 C. 0 ? x ? 18 D. 0 ? x ? 20