Find the equation of the parabola
that passes through the points.
?
?
?
A. ? x2 - 4 y
B. ? x2 -2 x
C. ?- x2- 4 x
D. ? x2+ 4 x
E. ?- x2+ 4 x
Answer: B
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The position vector of a particle is r(t). Find the requested vector.The velocity at t = 4 for r(t) = (4t2 + 4t + 4)i - 3t3j + (8 - t2)k
A. v(4) = 36i + 144j + 8k B. v(4) = 20i - 48j - 4k C. v(4) = 36i - 144j - 8k D. v(4) = 28i - 144j - 8k
Use a Taylor series to evaluate the function.
A. 1.9810 B. 1.9796 C. 2.0204 D. 1.9818
Graph the given functions on the same rectangular coordinate system. Describe how the graph of g is related to the graph of f.f(x) = , g(x) =
A. g shifts the graph of f vertically down 1 unit
B. g shifts the graph of f vertically up 1 unit
C. g shifts the graph of f 1 unit to the left
D. g shifts the graph of f 1 unit to the right
Use only the graph of to find the x-intercepts of the graph and the solutions of the equation
-x2 - 2x + 48 = 0
A. x-intercepts: (6, 0) and (-8, 0) solutions: 6, -8 B. x-intercepts: (0, 6) and (0, -8) solutions: 6, -8 C. x-intercepts: (0, 6) and (0, -8) solutions: 6, 8 D. x-intercepts: (-6, 0) and (8, 0) solutions: -6, 8