Simplify. Express your answer with positive exponents. Assume that all variables are nonzero.
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Solve the problem.Find the volume generated by revolving about the y-axis the area bounded by the curves:x2 - 9y2 = 9, x = 8
A. 
?
B. 
?
C. 
?
D. 
?
Mathematics
A recursion formula and the initial term(s) of a sequence are given. Write out the first five terms of the sequence.a1 = 3, an+1 = -an
A. 3, -3, 3, -3, 3 B. 3, -9, 27, -81, 243 C. -3, 3, -3, 3, -3 D. 3, 0, -3, -6, -9
Mathematics
Simplify. Do not use negative exponents in your answer.(mn)-8
A. 
B. 
C. 
D. m8n8
Mathematics
Find the domain of the logarithmic function.f(x) = log4(x2 - 14x + 49)
A. (-?, 0) ? (0, ?) B. (7, ?) C. (-?, 7) ? (7, ?) D. (-7, ?)
Mathematics