Using the derivative of f(x) given below, determine the intervals on which f(x) is increasing or decreasing.f'(x) = x1/3(x - 4)
A. Decreasing on (0, 4); increasing on (-?, 0) ? (4, ?)
B. Increasing on (0, ?)
C. Decreasing on (0, 4); increasing on (4, ?)
D. Decreasing on (-?, 0) ? (4, ?); increasing on (0, 4)
Answer: A
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Translate the problem situation to a system of equations. Do not solve.The sum of two numbers is 86. Five times the smaller number minus twice the larger number is 171. What are the numbers?
A. x + y = 86; 5x - 2y = 171 B. x + y = 86; 2x - 5y = 171 C. x - y = 86; 5x + 2y = 171 D. x + y = 86; 5x + 2y = 171
Find the solution set in the real numbers.(2m - 3)2 = -81
A. 6, -12 B. 12, -6 C. 3, -6 D. No real number solution
Provide an appropriate response.Find the solution set for 
> 5.
A. -2 < x < 8 B. x < -2 or x > 8 C. x ? -2 or x ? 8 D. no solution
Solve. Round results to the nearest thousandth.9x2 = 6 + 10x
A. 0.043, -1.154 B. 1.543, -0.432 C. 1.154, -0.043 D. 0.432, -1.543