Find the derivative of y.y = csch 
A. -csch 
coth 
B. csch 
coth 
C. 
csch 
coth 
D. - 
csch 
coth 
Answer: D
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If the equation represents a hyperbola, find the center, foci, and asymptotes. If the equation represents an ellipse, find the center, vertices, and foci. If the equation represents a circle, find the center and radius. If the equation represents a parabola, find the focus and directrix. 4x2 + 9y2 + 72x - 36y + 324 = 0
A. C: (-9, 2); V: (-9, 5), (-9, -1); F: (-9, 4.2), (-9, -0.2) B. C: (-9, 2); V: (-6, 2), (-12, 2); F: (-6.8, 2), (-11.2, 2) C. C: (-9, 2); V: (-7, 2), (-11, 2); F: (-5.4, 2), (-12.6, 2) D. C: (-9,2); V: (-9, 4), (-9, 0); F: (-9, 5.6), (-9, -1.6)
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A. {-7} B. {7} C. {7, -7} D. {49}
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A. Yes B. No
Find the oblique asymptote, if any, of the rational function.f(x) = 
A. None B. y = x + 8 C. y = x - 14 D. y = x