Provide an appropriate response.The domain of f(x) = 
is
A. all real numbers
B. all real numbers except 0, 3, and 6
C. all real numbers except 0 and 3
D. all real numbers except 6
E. all real numbers except 0
Answer: A
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Use the properties of equality to solve the equation. 
= y + 
A. 
B. 
C. 
D. 
Solve the problem.If x is the hydrogen ion concentration of a sample of water, then the pH of that water sample is 
If the pH of the water from one lake is 5.2 and the pH of the water from a second lake is 6.6, how many times greater is the hydrogen ion concentration of the second lake than the hydrogen ion concentration of the first lake? Round your answer to the nearest hundredth.
A. 18.59 B. 25.12 C. 6.14 D. 0.04
Given the polynomial function f(x), find the rational zeros, then the other zeros (that is, solve the equation 
), and factor f(x) into linear factors.f(x) = x4 - 6x3 + 11x2 - 12x + 18
A. -3 (multiplicity 2), 2i, -2i ; f(x) = (x + 3)2(x - 2i)(x - 2i)
B. 3 (multiplicity 2), i
, -i
; f(x) = (x - 3)2(x - i
)(x + i
)
C. -3, 3 , i
, -i
; f(x) = (x - 3)(x + 3)(x - i
)(x + i
)
D. 3 (multiplicity 2), 
, -
; f(x) = (x - 3)2(x - 
)(x + 
)
Perform the transformation.Write csc x in terms of cot x.
A. ± 
B. 
C. 
D. 