Calculate the flux of the field F across the closed plane curve C.F = xi + yj; the curve C is the circle (x - 8)2 + (y + 9)2 = 9
A. 18?
B. 18? + 24
C. 0
D. 2?
Answer: A
Mathematics
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A. -36m - 3 B. -36m + 12 C. 12m - 36 D. -36m - 12
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Provide an appropriate response.An employer must match an employee's social security contributions. If the weekly payroll is $27,542 and the FICA rate is 7.65%, what are the employer's contributions? (All employees' year-to-date salaries were under the minimum salary subject to the FICA tax.)
Fill in the blank(s) with the appropriate word(s).
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Divide the monomials.
A. 5x5 B. -5x11 C. -5x5 D. 5x11
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Find all specified roots.Square roots of -1 + 
i
A. 
+ 
i, - 
- 
i
B. 
- 
i, - 
+ 
i
C. 6 - 2i, -6 - 2i
D. 
+ 
i, - 
- 
i
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