Solve the equation 
for z.
?
A. There is no solution.
B. ?
C. 
D. ?
Answer: C
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Determine whether the source of error represents random or systematic error. Athlete's are timed in the 100-m dash by a person with a stop watch. There is some error involved in stopping the watch at the correct instant.
A. Systematic error B. Random error
Solve the problem.The logistic growth model 
represents the population of a species introduced into a new territory after t years. When will the population be 50?
A. 1.53 years B. -1.39 years C. 10.66 years D. 13.58 years
Solve the problem.Newton's Universal Law of Gravitation states that the attractive force exerted on one spherically symmetric object of mass M by a second spherically symmetric object of mass m is given by 
where r is the distance between the centers of the two objects and G is a constant equal to 
when F is in newtons (N), M and m are in kilograms (kg), and r is in meters (m). What is the magnitude of the gravitational force exerted on an object of mass 1 kg by an object of mass 1000 kg if the objects are 1 m apart?
A. 6.67 × 10-14 N B. 6.67 × 10-8 N C. 1 × 10-8 N D. 1 × 10-5 N
Match the polynomial with its binomial factors.6x2 - x - 145
A. (6x - 29)(x + 5) B. (6x - 5)(x + 29) C. (6x + 29)(x - 5) D. (6x + 5)(x - 29)