Represent the radical as a radical with a smaller root index. Assume any variables represent nonnegative values.
A. 
B. 
C. 
D. 
Answer: B
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Factor the polynomial completely.x4 - 64x
A. Does not factor B. (x2 - 4)(x2 + 16) C. x(x + 4)(x2 - 4x + 16) D. x(x - 4)(x2 + 4x + 16)
Determine the intervals on which the function is increasing, decreasing, and constant.
A. Increasing on (-?, 1); Decreasing on (1, ?) B. Increasing on (-1, ?); Decreasing on (-?, -1) C. Increasing on (1, ?); Decreasing on (-?, 1) D. Increasing on (-?, -1); Decreasing on (-1, ?)
Plot and interpret the appropriate scatter diagram.The table gives the times spent watching TV and the grades of several students. 
Effect of Watching TV on Grades 
A. Effect of Watching TV on Grades
More hours spent watching TV may
increase grades.
B. Effect of Watching TV on Grades
More hours spent watching TV may
reduce grades.
C. Effect of Watching TV on Grades
More hours spent watching TV may
increase grades.
D. Effect of Watching TV on Grades
More hours spent watching TV may
reduce grades.
Solve the problem.The function P(d) = 1 + 
gives the pressure, in atmospheres (atm), at a depth d feet in the sea. Find the pressure at 52 feet.
A. 
atm
B. 
atm
C. 
atm
D. 
atm