Find the flux of the curl of field F through the shell S.F = 5yi + 8zj - 4xk; S: r(r, ?) = r cos ?i + r sin ?j + (16 - r2)k, 0 ? r ? 4 and 0 ? ? ? 2?
A. -80
B. -80?
C. 80?
D. -20?
Answer: B
Mathematics
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Solve the problem.The perimeter of a rectangular room is 58 ft. The width is 9 ft. Find the length.
A. 20 ft B. 49 ft C. 21 ft D. 19 ft
Mathematics
Write the exponential equation as an equation involving a common logarithm or a natural logarithm.102 = 100
A. log2
= 10
B. log2
= 100
C. log 
= 2
D. log 
= 100
Mathematics
Find the median for the set of numbers.1.9, 6.9, 7.7, 6.7
A. 4.80 B. 6.9 C. 6.7 D. 6.8
Mathematics
Find the requested polynomial. Find a polynomial function of degree 3 with 1 + 3i, 1 - 3i, -1 as zeros.
A. f(x) = x3 - x2 + 8x + 10 B. f(x) = x3 - x2 - 8x + 8 C. f(x) = x3 - x2 + 10ix + 10i D. f(x) = x3 - x2 + 10x + 10
Mathematics