Perform the indicated operation. Simplify, if possible.
- 
A. x + 3
B. 
C. 
D. 
Answer: C
Mathematics
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Solve the rational inequality. Express the solution in interval notation.
> 0
A. (-6, 2) ? (2, 6) B. (-?, -6) ? (2, 6) C. (-6, 2) ? (6, ?) D. (-?, -6) ? (6, ?)
Mathematics
Find the inverse of the function.f(x) = e-x + 2
A. f-1(x) = -ex - 2
B. f-1(x) = -ln(x - 2)
C. f-1(x) = ln 2 - ln x
D. f-1(x) = ex - 
Mathematics
Factor the polynomial completely. If the polynomial cannot be factored, say it is prime.x4 - 16
A. prime B. (x2 + 4)(x + 2)(x - 2) C. (x2 + 4)2 D. (x2 - 4)2
Mathematics
Sketch the graph of the function.f(x) = 
A. 
B. 
C. 
D. 
Mathematics