Suppose that the cost C of removing p percent of the particulate pollution from the exhaust gases at an industrial site is given by 
. Describe any discontinuities for C(p). Explain what each discontinuity means.
?
A. C(p) is discontinuous at 
. This means that not all pollution can be removed.
B. C(p) is discontinuous at 
. This means that none of the pollution can be removed.
C. C(p) is continuous everywhere.
D. C(p) is discontinuous at 
. This means that not all pollution can be removed.
E. C(p) is discontinuous at 
. This means that none of the pollution can be removed.
Answer: A
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Solve the problem.Working together, Rick and Juanita can complete a job in 6 hours. It would take Rick 9 hours longer than Juanita to do the job alone. How long would it take Juanita alone?
A. 15 hr B. 6 hr C. 9 hr D. 3 hr
Provide an appropriate response.Write in complex form: 6 - 
A. 6 + 2i B. o + 4i C. 6 - 2i D. 8 + 0i
Find the asymptotes of the hyperbola.y2 - x2 - 6y + 10x - 41 = 0
A. y = 
x, y = - 
x
B. y - 3 = 5(x - 5), y - 3 = -5(x - 5)
C. y - 3 = 
(x - 5), y - 3 = - 
(x - 5)
D. y - 3 = x - 5, y - 3 = -(x - 5)
Use a graphing utility to find or approximate solutions to the equation. If necessary, round your answers to three decimal places.3x2 + 5x - 7 = 0
A. -0.281, -1.386 B. 1.386, 0.281 C. 0.907, -2.573 D. 2.573, -0.907