Use Stokes' Theorem to calculate the circulation of the field F around the curve C in the indicated direction.F = 4yi + yj + zk; C: the counterclockwise path around the boundary of the ellipse 
+ 
= 1
A. -72
B. -72?
C. 18?
D. 72?
Answer: B
Mathematics
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Simplify the expression.-(-8)2 ÷ 8 ? (-3)
A. -192 B. 192 C. -24 D. 24
Mathematics
Solve the polynomial equation by using the root method.4x3 - 108 = 0
A. 3 B. -3 C. 3, 0 D. 3, -3
Mathematics
Solve the problem.The demand equation for a certain product is P = 35 - 0.002x, where x is the number of units sold per week and P is the price in dollars at which one is sold. The weekly revenue R is given by 
What number of units sold produces a weekly revenue of $70,000?
A. 15,197 B. 1812 or 15,197 C. 2303 or 15,197 D. 2303
Mathematics
Simplify the exponential expression.
A. 
B. 
C. 
D. x11
Mathematics