Simplify the expression. Assume that all variables represent positive real numbers.
A. 
B. 
C. 
D. 
Answer: D
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Solve the problem that involves probabilities with dependent events. Two marbles are drawn without replacement from a box with 3 white, 2 green, 2 red, and 1 blue marble. Find the probability that both marbles are white.
A. 
B. 
C. 
D. 
Describe the transformations that produce the graph of g from the graph of f.
; g(x) = 
+ 4
A. Shift it 12 units to the right and 4 units up.
B. Stretch vertically by a factor of 
. Shift it 4 units up.
C. Stretch vertically by a factor of 12. Shift it 4 units up.
D. Shift it 12 units to the left and 4 units down.
Solve the equation.log (4x) = log 5 + log (x - 1)
A. {- 5}
B. 
C. {5}
D. 
Find the domain and range of the function.f(x) = 4 sin |x|
A. Domain: (-?, ?); range: [0, 4] B. Domain: [-4, 4]; range: (-?, ?) C. Domain: (-?, ?); range [-4, 4] D. Domain: [0, ?); range: [0, 4]