Use the vertical line test to determine whether or not the graph is a graph in which y is a function of x.

A. function
B. not a function


Answer: A

Mathematics

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Use L'Hospital's rule to find the limit.

A. 12 B. 1 C. ? D. 0

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Evaluate the expression.

A. - 
B.
C. 0
D. ± 

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Add or subtract. Simplify the answer. - 

A.
B.
C.
D.

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Factor.5r3 - 135s3

A. (5r - 3s)(r2 + 15rs + 45s2) B. 5(r - 3s)(r2+ 9s2) C. 5(r + 3s)(r2 - 3rs + 9s2) D. 5(r - 3s)(r2 + 3rs + 9s2)

Mathematics