Find the flux of the vector field F across the surface S in the indicated direction.F = 5xi + 5yj + z3k; S is portion of the cylinder x2 + y2 = 16 between z = 0 and z = 3; direction is outward
A. 480?
B. -480?
C. 240
D. 480
Answer: A
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Provide an appropriate response.The diagonals of a 
intersect at their common midpoint.
A. trapezoid B. pentagon C. parallelogram D. rhombus
Solve the problem.A building 200 feet tall casts a 40 foot long shadow. If a person looks down from the top of the building, what is the measure of the angle between the end of the shadow and the vertical side of the building (to the nearest degree)? (Assume the person's eyes are level with the top of the building.)
A. 12° B. 79° C. 78° D. 11°
Express the area of the figure as a polynomial in descending powers of the 
3x - 3
A. 3x2 + 24x - 14 B. 3x2 + 18x - 21 C. -3x2 + 17x + 21 D. 2x2 - 24x + 21
Solve the absolute value equation.
= 
A. x = -4, 12 B. x = -12 C. x = 4, -12 D. x = -4