Solve the initial value problem. = ;  t=1 = -5, r(1) = 5

A. r =  - 3t + 4
B. r = 2t - 3t + 4
C. r =  - t + 6
D. r =  - 3t + 6


Answer: D

Mathematics

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Solve the quadratic equation. Write the answer in simplest form.3(x + 6)2 + 15 = 51

A. {-6 + 2i, -6 - 2i}
B. {6 + 26 - 2}
C. {6 + 2i, 6 - 2i}
D. {-6 + 2-6 - 2}

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Decompose the fraction into partial fractions. ?

What will be an ideal response?

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Find the vertex, focus, and directrix of the parabola with the given equation.(x + 1)2 = 12(y - 4)

A. vertex: (4, -1)   focus: (4, 2)   directrix: y = -4 B. vertex: (-1, 4)   focus: (-1, 7)   directrix: y = 1 C. vertex: (1, -4)   focus: (1, -1)   directrix: y = -7 D. vertex: (-1, 4)   focus: (-1, 1)   directrix: x = 7

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Use the product rule to simplify. Write the results using exponents.(-7)7 ? (-7)8

A. 4915 B. (-7)15 C. 715 D. -4956

Mathematics