Find the standard form of the equation of the following conic section.center (-4, 5); r = 2
A. (x + 5)2 + (y - 4)2 = 2
B. (x - 5)2 + (y + 4)2 = 2
C. (x + 4)2 + (y - 5)2 = 4
D. (x - 4)2 + (y + 5)2 = 4
Answer: C
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R: 4 ? x ? 9, 6 ? y ? 9
A. 
B. 
C. 
D. 975
Using the Divergence Theorem, find the outward flux of F across the boundary of the region D.F = xyi + y2j - 2yzk ; D: the solid wedge cut from the first quadrant by the plane 
and the parabolic cylinder x = 1 - 9y2
A. 
B. 
C. 
D. 
Use the fundamental identities to find the value of the trigonometric function.Find cos ?, given that tan ? = - 
and ? is in quadrant II.
A. - 
B. 
C. - 
D. 
Find the center and radius of the circle with the given equation. x2 + 2x + 1 + (y - 9)2 = 81
A. Center (-1, 9), r = 9 B. Center (1, -9), r = 81 C. Center (9, -1), r = 9 D. Center (-9, 1), r = 81