Determine the number that should be added to complete the square of the expression. Then factor the expression.x2 - 
x
A. 
; 
2
B. 
; 
2
C. 
; 
2
D. 
; 
2
Answer: A
Mathematics
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A. 2.0252 B. 1.4505 C. 1.4858 D. 2.0248
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Solve and check.317 = 31.7x
A. x = 307
B. x = 
C. x = 285.3
D. x = 10
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Solve the system of equations.
A. {(3, -4, 4)} B. {(-4, 3, 4)} C. {(4, 3, -4)} D. {(-4, 4, 3)}
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Solve the system of equations by elimination.6x + 3y = 512x - 6y = 38
A. (3, -10) B. (10, -3) C. (-3, 10) D. (-10, 3)
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