Perform the indicated operation.15
A. 
B. 
C. - 
D. - 
Answer: D
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Solve the problem.Zippy golf carts obey the demand equation p = - 
x + 2000. The cost of producing x golf carts is given by the function C(x) = 100x + 5000. a) Express the revenue R as a function of x. b) Express the profit P as a function of x. c) Find the value of x that maximizes profit. d) Find the maximum profit.
A. a) R(x) = - 
x2 + 2000x
b) P(x) = - 
x2 + 1900x - 5000
c) 9500
d) $9,020,000.00
B. a) R(x) = 
x2 + 2000x
b) P(x) = 
x2 + 1900x - 5000
c) 9950
d) $28,800,250.00
C. a) R(x) = - 
x2 + 2000x
b) P(x) = - 
x2 + 1900x - 5000
c) 9500
d) -$5000.00
D. a) R(x) = - 
x2 + 2000x
b) P(x) = - 
x2 + 1900x + 5000
c) 9500
d) $9,030,000.00
Express the set in the simplest interval form.(-4, 4) ? [-3, 7]
A. [-3, 7] B. (-4, 7] C. [-3, 4) D. (-4, 4)
Perform long division.
A. x2 - 2x - 4 B. x2 + 2x + 4 C. x2 - 2x + 4 D. x2 + 4
Convert the matrix to row-echelon form.
A. 
B. 
C. 
D. 
E. 