Find the x- and y-intercepts. If no x-intercepts exist, state so.f(x) = x2 + 11x
A. (0,0)
B. (0, 0), (11, 0)
C. (0, -11, (-11, 0), (0,0)
D. (0, 0), (-11, 0)
Answer: D
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The sides of a square baseball diamond are 90 ft long. When a player who is between the second and third base is 30 ft from second base and heading toward third base at a speed of 24 ft/sec, how fast is the distance between the player and home plate changing? Round to two decimal places.
Graph the solution set of the inequality or system of inequalities.3x - y ? 0
A. 
B. 
C. 
D. 
Solve using Cramer's Rule.
A. (3, 2, 3) B. (6, -3, -2) C. (7, 1, 2) D. (6, 3, 2)
A moderately active 140-pound person will use 2,100 calories per day to maintain that body weight. How many calories per day are necessary to maintain a moderately active 145-pound person? ?
A. 2,180 calories B. 2,185 calories C. 21,750 calories D. 2,175 calories E. 2,170 calories