Identify the intervals on which the given function is increasing, decreasing, or constant.
A. inc (-6, 0)
dec (0, 6)
const (-?, -6), (6, ?)
B. inc (-?, -6), (-6, 0)
dec (0, 6)
const (6, ?)
C. inc (-?, -6), (-6, 0)
dec (0, 6), (6, ?)
D. inc (-?, -6), (0, 6)
dec (-6, 0)
const (6, ?)
Answer: B
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Determine whether the functions f(x) and g(x) are inverse functions.f(x) = x - 9, g(x) = x + 9
A. Yes B. No
Use integration by parts to establish a reduction formula for the integral.
, n ? 1
A. 
= 
cotn-1 x - 
B. 
= 
cotn-1 x + 
C. 
= 
cotn-2 x - 
D. 
= - cotn-1 x + 
Find the sum of the arithmetic series.2 + 4 + 6 + 8 + ... + a56
A. 3192 B. 114 C. 3202 D. 3248
Sketch the graph of f(x). Determine the domain, range, and the equation of the horizontal asymptote of the function.f(x) = e-x + 2
A. Domain: (-?, ?), range: (2, ?)
Horizontal asymptote: y = 2
B. Domain: (0, ?), range: (-?, ?)
Horizontal asymptote: y = 0
C. Domain: (-?, ?), range: (2, ?)
Horizontal asymptote: y = 2
D. Domain: (-?, ?), range: (-?, 2)
Horizontal asymptote: y = 2