Solve the problem.In a sports league of n teams in which each team plays every other team twice, the total number N of games to be played is given by N = n2 - n. What is the total number of games to be played in a football league having 17 teams?
A. 306
B. 289
C. 272
D. 34
Answer: C
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Integrate the function f over the given region.f(x, y) = e2x + 3y over the rectangle 0 ? x ? 1, 0 ? y ? 1
A. 
(e5 - e3 - e2 + 1)
B. 
(e5 - e3 - e2 - 1)
C. 
(e5 - e3 - e2 + 1)
D. 
(e5 - e3 - e2 - 1)
Solve the problem.A child on a swing initially swings through an arc length of 12 meters. The child stops pushing and sits patiently waiting for the swing to stop moving. If friction slows the swing so the length of each arc is 80% of the length of the previous arc, how far will the child have traveled before the swing stops?
A. The child will travel an infinite distance. B. 25 m C. 60 m D. 24 m
Factor.64xy4 + 27x4y
A. xy(4y + 3x)(16y2 - 12xy + 9x2) B. xy(4y - 3x)(16y2 + 12xy - 9x2) C. x(4y2 + 3xy)(16y2 - 12xy + 9x2) D. xy(4y - 3x)(16y2 + 12xy + 9x2)
Determine whether or not the number is written in scientific notation.0.78 × 105
A. Yes B. No