What is the domain of f(x)? What is its range?f(x) = 
A. Domain: (-?, 6) ? (6, ?); range: (-?, 0)
B. Domain: (-?, -6) ? (-6, ?); range: (-?, 0)
C. Domain: (-?, 6) ? (6, ?); range: ( 0, ?)
D. Domain: (-?, 6) ? (6, ?); range: (-?, 4)
Answer: A
Mathematics
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Simplify the factorial expression.
A. 3! B. 1 C. (n + 2)! D. n + 3!
Mathematics
A line contains the given points. (a) Find the slope of the line that is parallel to the line containing the given points. (b) Find the slope of the line that is perpendicular to the line containing the given points.(3, 3) and (-4, -4)
A. (a) - 
; (b) 
B. (a) -1; (b) 1
C. (a) 1; (b) -1
D. (a) 0; (b) 0
Mathematics
Perform the indicated operation and write the answer in lowest terms. - 
+ 
A. - 
B. - 
C. - 
D. 
Mathematics
Use the Zero Exponent Rule to simplify. All variables are nonzero.- 
0
A. -1
B. 
C. 0
D. 1
Mathematics