Determine where the given function is increasing and where it is decreasing. f(x) = -x3 + 6x2 - 8
A. Increasing on (-?, 0] and [4, ?), decreasing on [0, 4]
B. Decreasing on (-?, -2] and [2, ?), increasing on [-2, 2]
C. Decreasing on (-?, 4], increasing on [4, ?)
D. Decreasing on (-?, 0] and [4, ?), increasing on [0, 4]
Answer: D
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Evaluate the expression.
3
A. 
B. 3
C. 
D. 
Write an equation to describe the situation.Mike is on vacation in Costa Rica. He has a budget of $910 for accommodation. He will stay as long as his budget allows. The more expensive hotel costs $66 per night and the budget hotel costs $43 per night. He plans to stay 7 more nights in the budget hotel than in the expensive hotel. Find the number of nights n that he will stay at the expensive hotel.
A. 43(n + 7) + 66 = 910n B. 43(n + 7) + 66n = 910 C. 43(n - 7) + 66n = 910 D. 43n + 66(n + 7) = 910
Subtract.- 
A. 19.55 B. 19.15 C. 18.55 D. 19.65
Evaluate the series, if it converges.-6 - 
- 
- 
+ . . .
A. Does not converge
B. 
C. - 10
D. - 4