Determine the constant that should be added to the binomial so that it becomes a perfect square trinomial. Then write and factor the trinomial.x2 - 3x
A. 
; x2 - 3x + 
= 
2
B. - 
; x2 - 3x - 
= 
2
C. 9; x2 - 3x + 9 = (x - 3)2
D. 
; x2 - 3x + 
= 
2
Answer: D
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A. x = 20, x = 4
B. x = 
, x = 
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