Find the derivative of the function.
?

?

A.
B.
C. 4
D.
E.

Answer: D

Mathematics

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Evaluate the work done between point 1 and point 2 for the conservative field F.F = 3xi + 3yj + 3zk; P1(3, 1, 4) , P2(6, 3, 8)

A. W = - 
B. W = 
C. W = 
D. W = 0

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Mathematics

Find the work done by F over the curve in the direction of increasing t.F = xyi + 8j + 2xk; C: r(t) = cos 4ti + sin 4tj  + tk, 0 ? t ? 

A. W = 
B. W = 
C. W = 0
D. W = 

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Mathematics

Solve.-7(x - 6) - 1x < -3(2x - 5) - 3x Put your answer in interval notation.

A. (-?, 27) B. (-?, -27) C. (27, ?) D. (-27, ?)

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Mathematics

Solve the problem.A land developer wants to develop 9 acres of land. Each lot in the development is to be  of an acre. How many lots will the land developer have in the 9 acres?

A. 2 lots
B. 24 lots
C.  lot(s)
D.  lot

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Mathematics