State the domain of the rational function.f(x) = 
A. (-?, 1) ? (1, ?)
B. (-?, 9) ? (9, ?)
C. (-?, -9) ? (-9, ?)
D. (-?, -9) ? (-9, 0) ? (0, ?)
Answer: D
Mathematics
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Solve the equation for y.
Fill in the blank(s) with the appropriate word(s).
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Use the graph to obtain the graph of the reciprocal function. Give the equation of the function for the graph that you obtain.y = 2 cos 2?x
A. y = 2 csc 2?x
B. y = 2 sin 2?x
C. y = 2 cot 2?x
D. y = 2 sec 2?x
Mathematics
Evaluate.|7(-2)| - |1 - 4|
A. -17 B. -11 C. 11 D. 17
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Factor the trinomial completely. If the polynomial cannot be factored, write "prime."3x2 - 18x + 24
A. prime B. 3(x - 8)(x + 1) C. 3(x - 4)(x - 2) D. (x - 4)(3x - 6)
Mathematics