Find the flux of the vector field F across the surface S in the indicated direction.F = 5xi + 5yj + z4k; S is portion of the cylinder x2 + y2 = 4 between z = 0 and z = 1; direction is away from the z-axis
A. 20
B. 40?
C. -40?
D. 40
Answer: B
Mathematics
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A. line segment CA, or 
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C. ?CA
D. ray CA, or 
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Simplify.-6(x + 2)
A. -6x - 2 B. 6x - 12 C. -6x + 12 D. -6x - 12
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Use mathematical induction to prove the following.8n > 1
What will be an ideal response?
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Find the value(s) of the variable for which the rational expression is undefined.
A. 
B. - 
C. - 
D. 
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