Given f(x) and g(x), perform the indicated operation.f(x) = -2x - 1; g(x) = -5x2 - x + 7Find (f ? g)(x).
A. -3x2 - 13x - 7
B. 10x3 + 3x2 - 13x - 7
C. 10x3 - 13x - 7
D. 10x3 + 7x2 - 13x - 7
Answer: D
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Write out the first five terms of the sequence.an = n2 - n
A. 1, 4, 9, 16, 25 B. 0, 3, 8, 15, 24 C. 0, 2, 6, 12, 20 D. 2, 6, 12, 20, 30
Indicate whether the graph of the equation is a circle, an ellipse, a hyperbola, or a parabola. Then graph the conic section.9y2 = 4x2 + 36
A. circle
B. ellipse
C. parabola
D. hyperbola
Solve.Mrs. Jones prepared her grocery list at home. Her list contained the following items with their sale prices: cheese - $3.90; 
soda - $5.01; hamburger - $10.90; and gum - $0.90. She bought all of the items at the store except the crackers. How much money did she spend?
A. $21.63 B. $19.71 C. $20.63 D. $20.71
The function graphed is of the form y = a sin bx or y = a cos bx, where b > 0. Determine the equation of the graph.
A. y = -3 sin (2x)
B. y = 3 sin (2x)
C. y = -3 cos (2x)
D. y = 3 cos 