Evaluate the expression for the given value or values.x2 - 81 for x = -1
A. -9
B. 80
C. -80
D. -81
Answer: C
Mathematics
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Find the quotient, or, if applicable, state that the expression is undefined.
A. 30 B. 1 C. 0 D. The expression is undefined.
Mathematics
Graph the function.Use the graph of f(x) = 2x to obtain the graph of g(x) = 
? 2x.
A. 
B. 
C. 
D. 
Mathematics
Identify any horizontal asymptotes in the graph.
A. y = 9 B. None C. y = 0 D. y = -9
Mathematics
Answer the question about the given function.Given the function f(x) = 3x2 + 6x + 1, is the point (-2, 7) on the graph of f?
A. Yes B. No
Mathematics