Use the vertical line test to determine whether or not the graph is a graph in which y is a function of x.
A. not a function
B. function
Answer: A
Mathematics
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Solve the problem.Find the derivative of the function 
at the point 
in the direction in which the function increases most rapidly.
A. 
B. 
C. 
D. 3
Mathematics
Solve the right triangle with the given sides and angles.a = 3.4, b = 2.1
A. ? = 58.3°, ? = 31.7°, c = 4.0 B. ? = 53.8°, ? = 36.2°, c = 4.0 C. ? = 38.1°, ? = 51.9°, c = 5.5 D. ? = 31.7°, ? = 58.3°, c = 4.0
Mathematics
Use the graph of the given one-to-one function to sketch the graph of the inverse function. For convenience, the graph of y = x is also given.
A. 
B. 
C. 
D. 
Mathematics
Solve the system by elimination.-6x - 6y = 18 2x - 4y = 12
A. {(0, -2)} B. {(0, -3)} C. ? D. {(-1, -2)}
Mathematics