Add the polynomials. Express your answer in standard form.(x - x2 + 5) + (3 - 5x2 + x3)
A. x3 - 6x2 + 8x
B. x3 - 6x2 + x + 8
C. x3 - 4x2 + x - 8
D. x3 + 6x2 + x + 8
Answer: B
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For the curve r(t), find an equation for the indicated plane at the given value of t.r(t) = (9 sin 
t + 7)i + (9 cos 13t) - 6)j + 5tk; osculating plane at t = 0.5?.
A. 
(y + 6) + 9
= 0
B. 
(x - 7) + 9
= 0
C. 
(y + 6) + 9
= 0
D. 
(y - 6) + 
= 0
The eccentricity is given of a conic section with one focus at the origin, along with the directrix corresponding to that focus. Find a polar equation for the conic section. e = 1/4, y = -6
A. r = 
B. r = 
C. r = 
D. r = 
Give the equation of the vertical asymptote(s) of the rational function.g(x) = 
A. x = -8 B. x = 6, x = -4 C. x = -6, x = 4 D. x = -6, x = 4, y = 0
Find a polar equation for the conic. A focus is at the pole.e = 1; directrix is parallel to the polar axis 1 above the pole
A. r = 
B. r = 
C. r = 
D. r = 