Determine the validity of the argument.Not all cars are considered sporty.Not all cars are safe at high speeds.Therefore sports cars are safe at high speeds.
A. Not valid
B. Valid
Answer: A
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Provide an appropriate response.Consider a population that begins growing exponentially at a base rate of 5% per year and then follows a logistic growth pattern. If the carrying capacity is 39 million, find the actual growth rate when the population is 17 million.
A. 2.82% B. 3.19% C. 3.02% D. 2.54%
Evaluate the integral.
A. 
?(15? - 16)
B. 
?(15? - 8)
C. 
?(15? - 8)
D. 
?(15? - 16)
Solve.A ball is thrown downward with an initial velocity of 28 meters per second from a cliff that is 
high. The height of the ball is given by the quadratic equation 
where h is in meters and t is the time in seconds since the ball was thrown. Find the time that the ball will be 
from the ground. Round your answer to the nearest tenth of a second.
A. 3.9 sec B. 2.8 sec C. 3.0 sec D. 2.9 sec
Find the center of mass of a thin plate covering the given region with the given density function.The region between the curve y = 
and the x-axis from x = 1 to x = 9, with density ?(x) = 
A. 
= 5, 
= 
B. 
= 5, 
= 
C. 
= 6, 
= 
D. 
= 5, 
= 