Give all solutions of the nonlinear system of equations, including those with nonreal complex components.xy = 128x - y = 3
A. 
B. 
C. 
D. {(7, -7), (-4, 4)}
Answer: C
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What can be concluded about using experimental probability methods to find the probability of an event? ?
A. ?No matter how many times you repeat trials, the probability will never be close to the theoretical probability. B. ?By increasing the number of trials, the experimental probability will approach the theoretical probability. C. ?By increasing the number of trials, the experimental probability will become more accurate than the theoretical probability. D. ?It is always possible to use experimental probability methods to estimate the theoretical probability. E. ?Experimental probability methods are preferable to theoretical probability methods in most cases.
Write an expression for the general or nth term, an, of the arithmetic sequence.-5, 2, 9, 16, 23, . . .
A. an = 
B. an = 
C. an = -5 + 
D. an = -5 + 
Solve the problem.A shoe company will make a new type of shoe. The fixed cost for the production will be $24,000. The variable cost will be $39 per pair of shoes. The shoes will sell for $107 for each pair. What is the profit if 600 pairs are sold?
A. $63,600 B. $40,800 C. $64,800 D. $16,800
Find (f ?g)(x) for the given functions f(x) and g(x).f(x) = 2x - 4 and g(x) = 2x - 7
A. 4x - 18 B. 2x + 4 C. 4x - 15 D. 12x - 11