Multiply or divide.
÷ 
A. 18
B. 2
C. 
D. 
Answer: B
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Find the component form of the indicated vector.Let u = 
, v = 
. Find -4u + 2v.
A. 
B. 
C. 
D. 
Translate the problem to a system of equations, then solve using Cramer's Rule.The perimeter of a rectangle is 24 meters. If the width is doubled and the length is tripled, the perimeter is 60 meters. Determine the original width and length.
A. width = 10 m, length = 20 m B. width = 8 m, length = 12 m C. width = 6 m, length = 6 m D. width = 12 m, length = 12 m
Determine a rational function that meets the given conditions, and sketch its graph. The function g has vertical asymptotes at 
-1 and 
4, a horizontal asymptote at 
x-intercept at x = 1, and 
A. g(x) = 
B. g(x) = 
C. g(x) = 
D. g(x) = 
Solve the problem.Because of material shortages, it is increasingly expensive to produce 6.0L diesel engines. In fact, the profit in millions of dollars from producing x hundred thousand engines is approximated by 
where 
Find the inflection point of this function to determine the point of diminishing returns.
A. (6.00, 408.00) B. (4.50, 498.00) C. (6.00, 498.00) D. (6.00, 90.00)