Solve the problem.If the price for a product is given by p = 6400 - x2, where x is the number of units sold, then the revenue is given by R = px = 6400x - x3. How many units must be sold to give zero revenue?
A. 0, 80
B. 6400
C. 0, 6400
D. 0
Answer: A
Mathematics
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Find the function with the given derivative whose graph passes through the point P.f'(x) = x - 9, P(3, -9)
A. f(x) = x2 - 9x + 9
B. f(x) = 
- 9x + 
C. f(x) = x2 - 9x
D. f(x) = 
- 9x + 
Mathematics
Provide an appropriate response.The diagonals of a 
intersect at their common midpoint.
A. trapezoid B. pentagon C. parallelogram D. rhombus
Mathematics
Solve the equation. Use words or set notation to identify equations that have no solution, or equations that are true for all real numbers. 4(3x + 3) - 14 = 9x + 1
A. {-1} B. ? C. {x|x is a real number} D. {1}
Mathematics
Rationalize the denominator. If any variables are present, assume that they represent nonnegative numbers, and assume that the denominator is not zero.
A. 
B. 
C. 
D. 
Mathematics