Factor completely.216x2 - 360x + 150
A. (36x - 30)(6x - 5)
B. 6(36x2 - 60x + 25)
C. 6(6x + 5)(6x - 5)
D. 6(6x - 5)2
Answer: D
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Subtract in the indicated base.
A. 12four B. 11four C. 3four D. 13four
Find the specified domain.For f(x) = 2x - 5 and g(x) = 
, what is the domain of g ? f?
A. [?,-1) B. [7, ?) C. (-7, 7) D. [-1, ?)
Select the right expression for the following sum and prove that your statement is true for all natural numbers n.
?
?
A. ?
B. ?
C. ?
D. ?
E. ?
Solve the problem.The linear function f computes the distance y in miles between a car and the city of Toronto after x hours, where 
The graphs of f and the horizontal lines 
and 
are shown in the figure. (i) When is the car 90 to 180 miles from Toronto? (ii) when is the car's distance from Toronto less than 180 miles. 
A. between 3 and 8 hours after departure; after it has traveled 1 hour B. before it has traveled 7 hours; between 7 and 8 hours after departure C. between 1 and 7 hours after departure; before it has traveled 7 hours D. after it has traveled 1 hour; before it has traveled 7 hours