Write an equation for the graph given. The graph represents an exponential function f with base 2 or 3, translated and/or reflected.
A. -3-x + 1
B. -3x + 1
C. 3-x + 1
D. -3-x - 1
Answer: D
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Find the degree and leading coefficient of the polynomial.13x3 + 9 - 11x4 + x9 - 17x2
A. Degree: 4; leading coefficient: -11 B. Degree: 9; leading coefficient: 13 C. Degree: 3; leading coefficient: 13 D. Degree: 9; leading coefficient: 1
Determine whether the function is one-to-one.f(x) = 
A. One-to-one B. Not one-to-one
Find the vertex, focus, and directrix of the parabola with the given equation.(x - 1)2 = 20(y - 4)
A. vertex: (-1, -4) focus: (-1, 1) directrix: y = -9 B. vertex: (4, 1) focus: (4, 6) directrix: y = -4 C. vertex: (1, 4) focus: (1, 9) directrix: y = -1 D. vertex: (1, 4) focus: (1, -1) directrix: x = 9
Evaluate the polynomial or polynomial function for the given value of the variable.-2x3 - 5x2 + 42 for x = -2
A. 26 B. 28 C. 38 D. 68