Find the average rate of change of the function on the given interval. f(x) = -5x + 5, [-5, -2]
A. 4
B. -5
C. 5
D. -6
Answer: B
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Solve the problem.A power boat in still water maintains a speed of 45 miles per hour. The boat heads directly across a river perpendicular to the current which has a speed of 8 miles per hour. Find the actual speed and direction of the boat.
A. 17 miles per hour; 28° off course B. 46 miles per hour; 10° off course C. 22 miles per hour; 21° off course D. 45 miles per hour; 10° off course
Provide an appropriate response.Write 0.
as an infinite geometric series. What are a and r?
A. 0.43 + 0.0043 + 0.000043 + . . . , where a = 0.43 and r = 0.1 B. 0.43 + 0.0043 + 0.000043 + . . . , where a = 0.43 and r = 0.01 C. 0.43 + 0.43 + 0.43 + . . . , where a = 0.43 and r = 0.01 D. 0.43 + 0.43 + 0.43 + . . . , where a = 0.43 and r = 1
Solve the quadratic equation by the square root property.(3x - 9)2 = 8
A. 
B. 
C. {-2
, 2
}
D. 
Solve the absolute value inequality. Other than ?, use interval notation to express the solution set and graph the solution set on a number line.|x - 2| ? 0
A. (-?, ?)
B. (-2, 2)
C. {2}
D. (2, ?)