Use the premises to give a conclusion that yields a valid argument.People who smile are happy. Alert people are not happy. Careful drivers are alert. Drivers who are not careful have accidents.
A. Careful drivers have accidents.
B. Careful drivers are happy.
C. People who smile are alert.
D. People who smile have accidents.
Answer: D
Mathematics
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Write a chain rule formula for the following derivative.
for u = f(x); x = g(p, q, r)
A. 
= 
B. 
= 
C. 
= 
D. 
= 
+ 
+ 
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Add or subtract.-8.5 - 12.1
A. 3.6 B. 20.6 C. -3.6 D. -20.6
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Find the midrange of the set of data.20, 9, 3, 4, 6, 15, 22, 11, 4
A. 15.0 B. 6.3 C. 11.0 D. 12.5
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Multiply.6821(369)
A. 2,517,049 B. 2,515,949 C. 2,526,949 D. 2,516,949
Mathematics