Add or subtract. + 

A.
B.
C.
D.


Answer: B

Mathematics

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Find the flux of the vector field F across the surface S in the indicated direction.F = x4y5i + yj  - zk; S is the portion of the parabolic cylinder z = 4 - y2 for which  and 1 ? x ? 7; direction is outward (away from the x-y plane)

A. 0 B. 48 C. -96 D. 96

Mathematics

Evaluate.Find (f - g)(-2) when f(x) = 4x2 - 2 and g(x) = x - 3.

A. 15 B. 19 C. -12 D. 13

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Perform the operation and write the result in the standard form.(-4 + 7i) + (7 + 7i)

A. -3 + 14i B. 3 + 21i C. 7 + 14i D. 3 + 14i

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Write an inverse variation equation, y = , that satisfies the ordered pairs in the table.

A. x = 
B. x = 
C. y = 
D. y = 

Mathematics