Factor the trinomial containing two variables.u2 - 3uv - 40v2

A. (u - 5v)(u + 8v)
B. (u - 5v)(u + v)
C. (u - v)(u + 8v)
D. (u + 5v)(u - 8v)


Answer: D

Mathematics

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Solve the problem.A solid of constant density is bounded below by the plane  above by the cone  and on the sides by the cylinder  Find the center of mass.

A. (0, 0, )
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Fill in the blank(s) with the appropriate word(s).

Mathematics