Solve the problem.Note that 
From this, we might conjecture that 12 + 12 + 22 + ... + 
= FN × y where y =
A. FN-1.
B. 13.
C. FN.
D. FN+1.
E. none of these
Answer: D
Mathematics
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Find the area of the specified region.Shared by the circles r = 2 and r = 4 cos ?
A. 
(4? - 3
)
B. 
?
C. 
(2? + 3
)
D. 2?
Mathematics
Determine whether the sequence converges or diverges, and, if it converges, find 
an.an = 1 + (-1)n + (-1)n(n+1)
A. 3 B. 1 C. 0 D. Diverges
Mathematics
Find the specified domain.Find the domain of (fg)(x) when f(x) = 
and g(x) = 
.
A. (-?, ?)
B. 
C. [0, ?)
D. 
Mathematics
Solve the rational inequality and graph the solution set on a real number line. Express the solution set in interval notation.
< x
A. (-7, -5) ? (0, ?)
B. (-?, 5) ? (7, ?)
C. (-?, -7) ? (-5, 0)
D. (-?, -7) ? (0, ?)
Mathematics