Multiply and simplify if possible.6
(
+ 
)
A. 6
+ 7
B. 6
+ 42
C. 42
+ 42
D. 6
+ 7
Answer: B
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Find the domain and range of the function.f(x) = -5 + 
A. D: (-?, ?), R: [-5,?) B. D: (-?,0], R: (-?,-5] C. D: [0,?), R: [-5,?) D. D: [0,?), R: (-?, ?)
Find the extreme values of the function subject to the given constraint.
A. Maximum: none; minimum: 
at 
B. Maximum: none; minimum: 
at 
C. Maximum: none; minimum: 2 at 
D. Maximum: none; minimum: 
at 
Express the set using the roster notation. The set of natural numbers greater than 14.
A. {14,15,16,...} B. {15,16,17} C. {15,17,19,...} D. {15,16,17,...}
Determine what m and b represent.The population, in millions, of a city t years after 2010 is given by 
A. 2.8 million is the population of the city in 2010 and 2.87 million is the population in 2011. B. 2.8 million is the population of the city in 2010 and 0.07 million is the decrease per year in the population. C. 0.07 million is the population of the city in 2010 and 2.8 million is the increase per year in the population . D. 2.8 million is the population of the city in 2010 and 0.07 million is the increase per year in the population .