State the domain and range of the one-to-one functions f and f-1.f(x) = -8x + 5
A. f(x): domain (-8, ?), range (-?, ?);
f-1(x): domain (-?,-8), range (-?, ?)
B. f(x): domain (-?, ?), range (-?, 5);
f-1(x): domain (-?, ?), range (5, ?)
C. f(x): domain (-8, ?), range (5, ?);
f-1(x): domain (-?,-8), range (-?, 5)
D. f(x): domain (-?, ?), range (-?, ?);
f-1(x): domain (-?, ?), range (-?, ?)
Answer: D
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A.
B.
C.
D.
Graph the rational function. Give the equations of the vertical and horizontal asymptotes.f(x) =
A. x = 0; y = 0
B. x = -2; y = 0
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D. x = 0; y = 0
Simplify the expression. Write the result without using negative exponents. (Assume all variables represent nonzero real numbers.)x11 ? x-7
A. x18
B. 4
C.
D. x4
Match the description with the appropriate rational function.The x-axis is its horizontal asymptote.
A. f(x) =
B. f(x) =
C. f(x) =
D. f(x) =