Use the horizontal line test to determine whether the function is one-to-one.
A. Yes
B. No
Answer: B
Mathematics
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Determine whether the given function is even, odd, or neither.f(x) = -2x5 + x3
A. Neither B. Even C. Odd
Mathematics
Find the sum.-79 + (-33)
A. 113 B. -113 C. 112 D. -112
Mathematics
Solve.An express and local train leave Grays Lake at 3 P.M. and head for Chicago 50 miles away. The express travels twice as fast as the local and arrives 1 hour ahead of the local. Find the speed of each train.
A. Express's rate = 50 mph and local's rate = 25 mph. B. Express's rate = 25 mph and local's rate = 12.5 mph. C. Express's rate = 60 mph and local's rate = 30 mph. D. Cannot be determined with information given.
Mathematics
Graph the ellipse.5x2 + 25y2 = 225 
A. 
B. 
C. 
D. 
Mathematics