Give the domain and range for the rational function. Use interval notation.f(x) = 
A. Domain: (-?, 1) ? (1, ?); Range: (-?, 0) ? (0, ?)
B. Domain: (-?, 0) ? (0, ?); Range: (-?, 0) ? (0, ?)
C. Domain: (-?, 1) ? (1, ?); Range: (0, ?)
D. Domain: (-?, 0) ? (0, ?); Range: (0, ?)
Answer: B
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Add or subtract. Express the answer as a mixed number.-5
- 1
A. -7
B. -6
C. -1
D. -7
Solve for x.625x = 3,125
A. 
B. 
C. 
D. 
Write equations of the horizontal and the vertical lines that pass through the given point.(7, -9.44)
A. horizontal: y = 9.44; vertical: x = -7 B. horizontal: y = -9.44x; vertical: x = 7y C. horizontal: y = -7; vertical: x = 9.44 D. horizontal: y = -9.44; vertical: x = 7
Write the function using function notation. Let x be the independent variable and y be the dependent variable. Use the letter f to name the function.
= 
A. f(x) = 4x2 + 3
B. f(x) = x + 
C. f(x) = x2
D. f(x) = x2 + 