Find the domain of the rational function.f(x) = 
A. {x|x ? -18, 1}
B. {x|x ? -9, 2}
C. {x|x ? 9, 2}
D. {x|x ? 9, -2}
Answer: B
Mathematics
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Find the zeros of the rational function.R(x) = 
A. x = - 
, - 
B. x = - 
, - 1
C. x = 
, 1
D. x = 
, 
Mathematics
The graph of a function f is given. Use the graph to find the indicated value.f-1(2)
A. 6
B. 
C. 
D. 2
Mathematics
Find the specified domain.For f(x) = 
and g(x) = 
, what is the domain of f ? g ?
A. [4, ?) B. [4, 6) ? (6, ?) C. [0, 6) ? (6, ?) D. (4, 6) ? (6, ?)
Mathematics
Solve the problem.Determinants are used to show that three points lie on the same line (are collinear). If 
= 0,then the points (x1, y1), (x2, y2), and (x3, y3) are collinear. If the determinant does not equal 0, then the points are not collinear. Are the points 
, 
, and 
collinear?
A. No B. Yes
Mathematics