Solve the problem.A beverage company works out a demand function for its sale of soda and finds it to be 
where q = the quantity of sodas sold when the price per can, in cents, is x. At a price of 127 cents per can, will a small increase in price cause the total revenue to increase, decrease, or stay the same?
A. Increase
B. Decrease
C. Stay the same
Answer: B
Mathematics
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Find the flux of the vector field F across the surface S in the indicated direction.F = 3xi + 3yj + zk; S is portion of the plane x + y + z = 4 for which 0 ? x ? 5 and 
direction is outward (away from origin)
A. 40 B. 50 C. 100 D. - 10
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Find the slope of the line if it exists.
A. 0 B. undefined slope C. -7 D. 2
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Factor the expression completely, if possible.144 - x2y4
A. (12 + xy2)(12 - xy2) B. (12 + xy)(12 - xy) C. (12 - y)2 D. (12 + x2y2)(12 - x2y2)
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Write using radical notation. Then, simplify, if possible.(95/8)4/5
A. 31/2 B. 9 C. 27 D. 3
Mathematics