Find the gradient ?f.f(x, y, z) = 

A. (x2 + y2 - z2)(xi + yj - zk)
B. (xi + yj - zk)
C. (xi + yj - zk)
D. (xi + yj + zk)

Answer: C

Mathematics

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Find the integral.  

A. -24e + C
B. -12e + C
C. e + C
D. e + C

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Assume that x, y, and c are positive numbers. Use the properties of logarithms to write the expression in terms of the logarithms of x and y.

a.
b.
c.
d.
e.

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Perform the indicated operation.7  + 2

A. 9
B. 9
C. 7  + 2
D. 14

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Use the leading-term test to match the function with the correct graph.f(x) = -0.3x7 + 0.12x6 - 0.22x5 + x4 + x3 - 4x - 5

A.

B.

C.

D.

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Mathematics