Find the domain of the composite function f?g.f(x) = 7x + 28,g(x) = x + 1
A. (-?, -4) or (-4, -1) (-1, ?)
B. (-?, 5) or (5, ?)
C. (-?, -5) or (-5, ?)
D. (-?, ?)
Answer: D
Mathematics
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Solve the problem.If 
converges, what can be said about 
, where k is an integer greater than 1?
A. The series always converges. B. The series always diverges. C. The series may converge or diverge.
Mathematics
Solve the initial value problem.
= 
, y(0) = -3
A. y= tan-1 
- 3
B. y = tan-1 
C. y = 
cot-1 
- 3
D. y = 
tan-1 
- 3
Mathematics
Find the first four terms of the binomial series for the given function.(1 - 3x2)-1/2
A. 1 + 
x2 + 
x4 + 
x6
B. 1 + 
x2 + 
x4 + 
x6
C. 1 + 
x2 + 
x4 + 
x6
D. 1 + 
x2 + 
x4 + 
x6
Mathematics
Find the perimeter of (distance around) the given figure by adding the lengths of the sides.
A. 15.41 cm B. 21.71 cm C. 14.42 cm D. 8.12 cm
Mathematics