Find an antiderivative of the given function.2 cos 9x
A. sin 9x
B. 2 sin 9x
C. - 18 sin 9x
D. 
sin 9x
Answer: D
Mathematics
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Provide an appropriate response.Solve: 
> 7
A. x < -5 or x > 5 B. -2 < x < 5 C. x < -2 or x > 5 D. -5 < x < 2
Mathematics
Simplify the expression.-(-22)
A. -22 B. 0 C. -1 D. 22
Mathematics
Perform the indicated operation. Simplify, if possible.
+ 
A. 
B. 
C. 
D. 
Mathematics
Determine the domain and range of the function. Then graph it.f(x) = 
- 2
A. domain = [0, ?), range = [-2, ?)
B. domain = [-2, ?), range = [0, ?)
C. domain = [0, ?), range = [-2, ?)
D. domain = [2, ?), range =[0, ?)
Mathematics