Using Green's Theorem, compute the counterclockwise circulation of F around the closed curve C.F = - 
i; C is the region defined by the polar coordinate inequalities 2 ? r ? 4 and 
A. - 
B. 
C. 
D. 0
Answer: A
Mathematics
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Simplify the expression by using the order of operations.42 ? 93 + (4 - 2) ? 10
A. 236 B. 11,724 C. 11,684 D. 1316
Mathematics
Solve the system by using the inverse of the coefficient matrix.
A. (1, 1, 5, -1) B. (3, 0, 3, 0) C. (2, 2, 4, -2) D. (2, 1, 4, -1)
Mathematics
Find an equation of variation in which the following are true.y varies directly as the square of x, and y = 3.75 when x = 5.
A. y = 1.72x2
B. y = 0.19
C. y = 0.15x2
D. y = 0.2x2
Mathematics
Solve the problem.The sum of 81 times a number and the reciprocal of the number is positive. Find the numbers which satisfy this condition.
A. any number between - 
and 
B. any number greater than 
C. any number between 0 and 
D. any number greater than 0
Mathematics