Using the horizontal-line test, determine whether the function is one-to-one.
A. one-to-one
B. not one-to-one
Answer: B
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Graph the function. Describe its position relative to the graph of the indicated basic function.f(x) = 3x + 1; relative to f(x) = 3x
A. Moved down 1 unit(s)
B. Moved up 1 unit(s)
C. Moved down 1 unit(s)
D. Moved up 1 unit(s)
Solve the system by the addition method.x2 - 3y2 = 12x2 + 3y2 = 74
A. {(8, 5), (-8, -5)} B. {(5, 8), (-5, -8)} C. {(5, 8), (-5, 8), (5, -8), (-5, -8)} D. {(8, 5), (-8, 5), (8, -5), (-8, -5)}
Use the given graph to find the values of t that produce the graph in the given quadrant.x = 3 - 
, y = t - 1, -6 ? t ? 6
Quadrant I
A. -3 ? t ? 1 B. 3 ? t ? 6 C. -6 ? t ? -3 D. 1 ? t ? 3
Solve the problem.Wayne has $20.18 in his wallet. Janice has a debt note for $23.24 in her wallet. Find the difference between these amounts.
A. $3.06 B. -$43.42 C. -$3.06 D. $43.42