Find the domain of the rational function.f(x) = 
A. all real numbers
B. {x|x ? -3, x ? 3}
C. {x|x ? 0, x ? -9}
D. {x|x ? -3, x ? 3, x ? -9}
Answer: A
Mathematics
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A. (h, k) = (-4, -3); r = 
B. (h, k) = (4, 3); r = 2
C. (h, k) = (-4, -3); r = 2
D. (h, k) = (4, 3); r = 
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A. 
B. 
C. 
D. 
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A. 29° B. 209° C. 74° D. 119°
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Find the difference. Simplify the result.
- 
A. 
B. 
C. 
D. 
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