State the domain of the rational function.f(x) = 
A. (-?, ?)
B. (-?, - 2) ? (- 2, 2) ? (2, ?)
C. (-?, -7) ? (-7, 5) ? (5, ?)
D. (-?, -5) ? (-5, 7) ? (7, ?)
Answer: B
Mathematics
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A. 48 B. 45 R3 C. 45 D. 45 R5
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A. 2 - x
B. 
C. 2 + x
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