Solve the equation.x - 7
+ 6 = 0
A. {1, 6}
B. {1}
C. {-1, -6}
D. {1, 36}
Answer: D
Mathematics
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?
?
A. 5 B. 2 C. 7 D. 3 E. 6
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Perform the matrix operation.Given A = 
, find 4A.
A.
B. 
C. 
D. 
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Perform the indicated operation. Simplify if possible.- 
- 
A. 
B. 
C. 
D. 
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Solve by the method of your choice.2x2 + xy - y2 = 3x2 + 2xy + y2 = 3
A. 
B. 
C. 
D. 
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