Find the mean. If necessary, round to one decimal place.19, 6, 24, 19
A. 17
B. 15.5
C. 24.7
D. 17.5
Answer: A
Mathematics
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Find a Cartesian equation for the line whose polar equation is given.r cos
= 4
A. y = 8 - 
x
B. y = 
x + 4
C. y = 8 - 
x
D. y = 4 - 
x
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Determine the number of triangles with the given parts.a = 24, b = 20, ? = 46°
A. 0 B. 3 C. 2 D. 1
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Solve the problem.Alla doesn't trust banks, so her savings are hidden under her mattress. Betsy has her savings in an investment at simple interest. In approximately what year did they have the same amount?
A. 1988 B. 1996 C. 1986 D. 1989
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Solve the problem.The matrices give points and rebounds for five starting players in two games. Find the matrix that gives the totals.
A. 
B. 
C. 
D. 
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