Find the domain of the composite function f?g.f(x) = 
, g(x) = 3x + 18
A. [-6, ?)
B. (-?, ?)
C. (-?, -6] ? [0, ?)
D. [0, ?)
Answer: A
Mathematics
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C. 
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Factor.x3 - 8
A. (x - 2)3 B. (x - 2)(x2 + 2x + 4) C. Prime polynomial D. (x + 2)(x2 - 2x + 4)
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Graph the equation.y = 
(x + 1)2 
A. 
B. 
C. 
D. 
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Solve the inequality. Write the solution in interval notation and graph the solution set.5 - 3(1 - x) ? 23
A. (-?, 7)
B. (-?, 8]
C. [7, ?)
D. (-?, 7]
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