Using the horizontal-line test, determine whether the function is one-to-one.
A. one-to-one
B. not one-to-one
Answer: A
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Use the order of operations agreement to simplify the given expression.
÷ 
A. 
B. 
C. 
D. 
Determine if the infinite geometric series converges or diverges. If the series converges, find its sum.
A. converges, 
B. converges, ?
C. diverges
D. converges, 15
Determine which numbers in the set are solutions to the equation.6x = 42; {7, 8, 252}
A. 7 B. 8 C. 252 D. none of them
For the polynomial, list each real zero and its multiplicity. Determine whether the graph crosses or touches the x-axis at each x -intercept.f(x) = 3(x2 + 5)(x + 6)2
A. -5, multiplicity 1, touches x-axis; -6, multiplicity 2, crosses x-axis B. -6, multiplicity 2, touches x-axis C. -6, multiplicity 2, crosses x-axis D. -5, multiplicity 1, crosses x-axis; -6, multiplicity 2, touches x-axis