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. {1, 2, 3, 4, 5, 7, 9}
B. { }
C. {0, 6, 8}
D. {6, 8}
Answer: C
Mathematics
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if f(x) = -ln(cos x)
A. 1
B. - 
C. - 
D. 
Mathematics
Solve the problem.Jill is 14 kilometers away from Joe. Both begin to walk toward each other at the same time. Jill walks at 2 kilometers per hour. They meet in 4 hours. How fast is Joe walking?
A. 1.5 kilometers per hour B. 2 kilometers per hour C. 3.5 kilometers per hour D. 2.5 kilometers per hour
Mathematics
Solve the equation.7(x - 4) + 1 = 7x - 6
A. x = 3.0 B. x = 21 C. x = 1.5 D. The equation is a contradiction.
Mathematics
Sketch the graph of the function.
?
?
A. ?
B. ?
C. ?
D. ?
E. ?
Mathematics