Graph the solution of the inequality on a number line.x ? -3
A. 
B. 
C. 
D. 
Answer: C
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Find the flux of the curl of field F through the shell S.F = 3yi + 5xj + cos(z)k ; S: r(r,?) = 3 sin ? cos ?i + 3 sin ? sin ?j + 3 cos ?k, 0 ? ? ? 2? and 0 ? ? ? 
A. 18 B. 18? C. 36? D. -36?
Solve the problem.Andy decides to fence off a rectangular piece of his land to use as a vegetable garden. He has 80 feet of fencing, so the perimeter of the fenced-in area cannot exceed 80 feet. The length of the garden is to be at least 4 feet longer than the width. Write a system of inequalities that describe this situation and solve the system by graphing. 
A. 
B. 
C. 
D. 
Write the improper fraction as a mixed number or a whole number.
A. 0
B. 1
C. 2
D. 1
Solve the problem.Sue wants to put a rectangular garden on her property using 78 meters of fencing. There is a river that runs through her property so she decides to increase the size of the garden by using the river as one side of the rectangle. (Fencing is then needed only on the other three sides.) Let x represent the length of the side of the rectangle along the river. Express the garden's area as a function of x.
A. A(x) = 39x2 - x
B. A(x) = 39x - 
x2
C. A(x) = 38x - 
x2
D. A(x) = 40x - 2x2