Find the flux of the curl of field F through the shell S.F = (4y + 4)i - 4xj + (ez - 2)k; S: r(r, ?) = 2 sin ? cos ?i + 2 sin ? sin ?j + 2 cos ?k, 0 ? ? ? 2? and 0 ? ? ? 
A. 32?
B. -32?
C. 64
D. -64?
Answer: B
Mathematics
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A. y = 
B. y = 
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D. y = 
Mathematics
Solve the problem.Marina takes a job with a starting salary of $40,000 for the first year with an annual increase of 6% beginning in the second year. What is Marina's salary, to the nearest dollar, in the sixth year?
A. $53,529 B. $54,213 C. $56,023 D. $52,298
Mathematics
Convert as indicated.97.9 dm to meters
A. 9.79 m B. 9790 m C. 0.979 m D. 979 m
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For the following equation, graph y = f1(x) and y = f2(x) on the same screen on your calculator. From the graphs, make a conjecture as to whether the equation is an identity. If so, prove your conjecture.tan x + cot x = 2 csc 2x
What will be an ideal response?
Mathematics