Solve using Cramer's rule, if possible. If it is not possible, state whether the system is inconsistent or has infinitely many solutions.
A. (5, 4)
B. (-5, -4)
C. (4, 5)
D. (-4, 5)
Answer: A
Mathematics
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Find the moment or center of mass of the wire, as indicated.Find the center of mass of a wire that lies along the first-quadrant portion of the circle 
if the density of the wire is 
A. 
= 
, 
= 
B. 
= 1, 
= 1
C. 
= 
, 
= 
D. 
= 
, 
= 
Mathematics
Find a set of polar coordinates for the point for which the rectangular coordinates are given.(-3, 0)
A. 
B. (3, 0)
C. (3, ?)
D. 
Mathematics
Solve the system by graphing the equations on a graphing calculator and estimating the point of intersection.-0.99x - 3.960y = 35.05x - 8.99y = 8Round your solution to the nearest thousandth.
A. (0.798, 0.163) B. (-0.798, 0.163) C. (0.163, -0.798) D. (-0.163, 0.798)
Mathematics
Find the square root.
A. 
B. 
C. 
D. 
Mathematics