Solve the problem.Find a field G = P(x, y)i + Q(x, y)j in the xy-plane with the property that at any point (a, b) ? (0, 0), G is a vector of magnitude 
tangent to the circle x2 + y2 = a2 + b2 and pointing in the clockwise direction.
A. xi + yj
B. xi - yj
C. -yi + xj
D. yi - xj
Answer: D
Mathematics
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For what values of x does the series converge absolutely?
A. - 
? x < - 2
B. - 
< x ? - 
C. - 
< x < - 2
D. - 
< x < - 
Mathematics
Factor out the negative of the greatest common factor. Assume any variable exponents represent whole numbers.-x2 + 11x - 2
A. -1(x2 + 11x - 2) B. -22(x2 - x + 1) C. -x(x2 - 11x + 2) D. -1(x2 - 11x + 2)
Mathematics
Find the derivative of the function.p = 
A. 
= 
q14 + 16q7 + 27q8 - 
B. 
= 
q10 + 8q3 + 15q4 - 
C. 
= 
q10 - 
D. 
= 
q10 + 2q3 + 3q4 + 
Mathematics
Verify the identity.
= 
What will be an ideal response?
Mathematics