Answer the question.Which of the following complex fractions is equivalent to 
?
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Express the area of the region bounded by the given line(s) and/or curve(s) as an iterated double integral.The parabola 
and the line 
A. 
B. 
C. 
D. 
Mathematics
Triangle ABC is a right triangle with sides of lengths a, b, and c and a right angle at C. Find the indicated trigonometric function value of A. Rationalize denominators containing radicals.b = 
, c = 8; find tan A.
A. 
B. 
C. 
D. 
Mathematics
Find a rectangular equation for the plane curve defined by the parametric equations.x = 2t - 1, y = t2 + 6; -4 ? t ? 4
A. y = - 
x + 30; for x in -6 ? x ? 4
B. y = x2 + 1; for x in -2 ? x ? 2
C. y = 
x2 + 1; for x in -6 ? x ? 4
D. y = 
x2 + 
x + 
; for x in -9 ? x ? 7
Mathematics
Simplify.
- 7
A. 14
B. 80
C. -74
D. -8
Mathematics