Solve.x1/3 = -5
A. -243
B. -125
C. -15
D. No solution
Answer: B
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State whether the scatter diagram shows strong positive correlation, weak positive correlation, strong negative correlation, weak negative correlation, or no correlation. 
A. Strong positive correlation B. No correlation C. Weak positive correlation D. Weak negative correlation E. Strong negative correlation
Solve the problem.A balloon used in surgical procedures is cylindrical in shape. As it expands outward, assume that the length remains a constant 
Find the rate of change of surface area with respect to radius when the radius is 
(Answer can be left in terms of ?).
A. 50.24? mm2/mm B. 50.12? mm2/mm C. 100.0? mm2/mm D. 100.24? mm2/mm
Identify the given number as "Rational", "Irrational", or "Not a real number". If the number is rational, give its exact value. If the number is irrational, give a decimal approximation to the nearest thousandth.
A. Not a real number B. Rational, 11.358 C. Irrational, 11.358 D. Irrational, 64.500
The current in an alternating circuit varies in intensity with time. If I represents the intensity of the current and t represents time, then the relationship between I and t is given by ? I = 20cos 160?t ? where I is measured in amperes and t is measured in seconds. Find the maximum value of I and the time it takes for I to go through one complete cycle. ?
A. The maximum value of I is 40 amperes; one complete cycle takes 
seconds.
B. The maximum value of I is 5 amperes; one complete cycle takes 
seconds.
C. The maximum value of I is 20 amperes; one complete cycle takes 
seconds.
D. The maximum value of I is 40 amperes; one complete cycle takes 
seconds.
E. The maximum value of I is 20 amperes; one complete cycle takes 
seconds.