Find the domain of the rational function.f(x) = 
A. all real numbers
B. {x|x ? 1, x ? -8}
C. {x|x ? -1, x ? 8}
D. {x|x ? 1, x ? -8, x ? -3}
Answer: B
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For the given representation of f, graph its reflection across the 
and the 
f(x) = x2 - 5x - 2
A. x-axis: y = -x2 + 5x + 2
y-axis: y = x2 + 5x - 2
B. x-axis: y = -x2 - 5x - 2
y-axis: y = -x2 - 5x - 2
C. x-axis: y = x2 + 5x - 2
y-axis: y = -x2 + 5x + 2
D. x-axis: y = x2 + 5x - 2
y-axis: y = -x2 + 5x - 2
Use the multiplication principle to solve the problem.How many different 5-digit sequences can be formed using the digits 
if repetition of digits is allowed?
A. 59,049 B. 40 C. 30 D. 32,768
Find the indicated vector.Let u = 
, v = 
. Find v - u.
A. 
B. 
C. 
D. 
Use mathematical induction to prove that the statement is true for all positive integers m.
Identify the first step of the solution.
A. Prove for 
.
B. For 
is true.
C. For 
. It's true.