Find the slope of the line through the given pair of points, if possible. Based on the slope, indicate whether the line through the points rises from left to right, falls from left to right, is horizontal, or is vertical.(0.9, -3.9) and (-0.7, -0.4)
A. - 
; falls
B. 
; rises
C. 
; rises
D. - 
; falls
Answer: A
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Find the angle between u and v in radians.u = 3i - 2j - 6k, v = 3i + 2j - 3k
A. 1.24 B. 0.78 C. 1.55 D. 0.79
Translate the word phrase into an algebraic expression. Explain what the variable represents.The difference of the number of calories and 54
A. 54 - C, where C represents the number of calories B. 54C, where C represents the number of calories C. C - 54, where C represents the number of calories D. 54 + C, where C represents the number of calories
Simplify the complex rational expression using Method I or Method II.
A. 3x + 11
B. 
C. 7
D. 21
Solve the problem.A shipping company has determined that their drivers in Montana on average travel 65 miles on a single delivery route for mail order products. This is five times the distance of an average route for their drivers in New Jersey. How far, on average, is the route in New Jersey?
A. 325 mi B. 65 mi C. 13 mi D. 130 mi