Use Cramer's rule to find the solution of the system, if possible.
A) x = 2, y = -2
B) x = 7, y = -16
C) x = 7, y = -7
D) The system is inconsistent.
E) The equations are dependent.
A) x = 2, y = -2
Mathematics
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n
A. 0 B. e7 C. 7 D. Diverges
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Solve.c - 
= 
A. c = - 
B. c = 
C. c = - 
D. c = 
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Find an antiderivative of the given function.cos ?x + 7 sin 
A. 
sin ?x - 49 cos 
B. -sin ?x - 49 cos 
C. 
sin ?x - cos 
D. -? sin ?x + cos 
Mathematics
Evaluate the expression without a calculator.
-2
A. -16
B. 
C. 
D. 16
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