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: B
Mathematics
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Simplify.
A. 
B. 
C. 
D. 
Mathematics
Use the rules for exponents to rewrite the expression and then evaluate the new expression. (-2)2(-2)3
A. -64
B. -32
C. 
D. 
Mathematics
Find f + g or f - g as indicated.f(x) = 8x - 5, g(x) = 5x - 9Find f - g.
A. 3x - 14 B. 3x + 4 C. -3x - 4 D. 13x - 14
Mathematics
Determine if the statement is a proportion.I. 
II. 
A. I is a proportion, II is not a proportion. B. I is not a proportion, II is a proportion. C. I and II are both proportions. D. Neither I nor II are proportions.
Mathematics