Find the vertex of the parabola.3y2 - 24y + 51 - x = 0
A. (4, 3)
B. (-4, -3)
C. (-3, -4)
D. (3, 4)
Answer: D
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Sketch the graph of the function.y = ln 
A. 
B. 
C. 
D. 
Simplify, if possible.
A. - 
B. 6
C. -1
D. -6
Solve the problem.Find k if x = 1 is a solution of the equation kx2 + x + 9 = 0.
A. k = 8 B. k = -10 C. k = -8 D. k = 10
Solve.Life expectancy for the average man in a certain country is 74.1 years; for a woman, it's 79.5 years. The number line, with points representing integers, indicates factors, many within our control, that can stretch or shrink one's probable life span. What happens to the life span for a person who regularly works puzzles and a person who has less than 12 years of education?
Years of Life Gained or LostA denotes "Have less than 12 years of education"B denotes "Regularly work puzzles"
A. no change B. stretches by 18 yr C. shrinks by 9 yr D. shrinks by 18 yr