Find the flux of the vector field F across the surface S in the indicated direction.F = 2xi + 2yj + zk; S is portion of the plane x + y + z = 7 for which 0 ? x ? 4 and 
direction is outward (away from origin)
A. 120
B. 352
C. 176
D. 48
Answer: C
Mathematics
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Given the function f, {(3, 2), (6, -1), (-5,-3)}, find
a. {(-2, 3), (-1,6), (3, -5)} b. {(2, -3), (-1,6), (-3, -5)} c. {(2, 3), (-1,6), (-3, -5)} d. {(2, 3), (1,6), (-3, 5)}
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 figure 1.png)
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Evaluate the expression for the given value or values.-x2 - 6y when x = -2, y = -4
A. -20 B. -28 C. 16 D. 20
Mathematics