Solve the problem.The sum of 81 times a number and the reciprocal of the number is positive. Find the numbers which satisfy this condition.
A. any number between - 
and 
B. any number greater than 
C. any number greater than 0
D. any number between 0 and 
Answer: C
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Solve the problem.Jessica bought a 2 liter bottle of cola for her party. She estimates that the guests will drink a total of 28 cups of cola. How many more cups of cola will she need? Round your result to the nearest cup.
A. 20 c B. 33 c C. 93 c D. 24 c
Determine whether the vectors v and w are orthogonal.v = < 32, -1 >, w = < 2, 32 >
A. Orthogonal B. Not orthogonal
Sketch a vector v that models the given situation and express v as 
. A force of 800 pounds applied to a projectile to launch it from a starting point, represented by (0, 0), at an angle of 57° relative to level ground, represented by the positive x-axis (Round to the nearest whole number.) 
A.
v =  |
B.
v =  |
C.
v =  |
D.
v =  |
A feasible set has these vertices : (1, -2), (4, 0), (7, 6), (4, 4). State the coordinates of the vertex that minimizes the objective function 3x - 2y.
Fill in the blank(s) with the appropriate word(s).