Find the domain of the function.f(x) = 
A. (-?, ?)
B. (-?, 64) ? (64, ?)
C. (64, ?)
D. (-?, -8) ? (-8, 8) ? (8, ?)
Answer: A
Mathematics
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Determine the viewing window used. 
A. 
B. 
C. 
D. 
Mathematics
Simplify the expression. Assume that all variables are positive when they appear.-7
- 6
A. 98
B. -98
C. 14
D. -14
Mathematics
Use synthetic division to perform the division. 
A. x3 + x2 + x + 1
B. x2 + x + 1 + 
C. x3 + x2 + x + 1 + 
D. x2 + x + 1
Mathematics
Simplify.
A. 
B. 2 cot x
C. 2 sin x - 2 cos x
D. tan x
Mathematics