Find the flux of the vector field F across the surface S in the indicated direction.F = 7xi + 7yj + 2k; S is "nose" of the paraboloid z = 7x2 + 7y2 cut by the plane z = 2; direction is outward
A. 
?
B. 
?
C. 
D. - 
?
Answer: A
Mathematics
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Find the equation, in the form 
, of the circle passing through the given points.
?
, 
, and 
?
A. ?
B. ?
C. ?
D. 
E. none of these
Mathematics
Perform the indicated operation and write the answer in lowest terms.
+ 
A. 0
B. 3y
C. 
D. 
Mathematics
Find the term that should be added to the expression to form a perfect square trinomial. Write the resulting perfect square trinomial in factored form.x2 + 3x
A. 
; 
2
B. 0; 
2
C. 0; 
2
D. 
; 
2
Mathematics
Factor using the formula for the sum or difference of two cubes.125x3 - 8
A. (5x - 2)(25x2 + 10x + 4) B. (5x - 2)(25x2 - 10x + 4) C. (5x + 2)(25x2 - 10x + 4) D. (5x - 2)(25x2 + 4)
Mathematics