Calculate the flux of the field F across the closed plane curve C.F = y3i + x3j; the curve C is the closed counterclockwise path formed from the semicircle 
0 ? t ? ?, and the straight line segment from (-2, 0) to (2, 0)
A. - 4
B. 0
C. 4
D. 8
Answer: B
Mathematics
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Find the roots of the equations.0.95x + 0.99(16 - x) = 15.52
A. {-8} B. {8} C. {0.08} D. {-0.08}
Mathematics
Find the requested composition of functions.Given f(x) = |12 - x| and g(x) = 3x + 8, find (g ? f)(x).
A. |4 + 3x| B. |4 - 3x| C. 3 + 8|12 - x| D. 3|12 - x| + 8
Mathematics
Evaluate f''(c) at the point.f(x) = (x2 - 3x + 2)(2x - 6), c = 0
A. f''(0) = 0 B. f''(0) = 22 C. f''(0) = -24 D. f''(0) = -12
Mathematics
Rewrite with positive exponents, and simplify, if possible.
A. p3/4
B. - p3/4
C. p4/3
D. - 
Mathematics