Decide whether or not the functions are inverses of each other.f(x) = 5x2 + 1, g(x) = 
A. Yes; Exclude the interval (-?, 5)
B. No
C. Yes; Exclude the interval (-?, 1)
D. Yes; No values need to be excluded.
Answer: C
Mathematics
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Calculate the area of the surface S.S is the portion of the paraboloid z = 3x2 + 3y2 that lies between z = 1 and z = 4
A. 
B. 
C. 
D. 
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Determine whether the graph shown is the graph of a polynomial function.
A. polynomial function B. not a polynomial function
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Find the required part of the geometric sequence.Find the common ratio for a geometric sequence with the second term -3 and fifth term 81.
A. -3
B. 3
C. - 
D. ±3
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Add or subtract. Simplify the answer.
- 
A. 
B. 
C. 
D. 
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