which sum of difference is modeled by the algebra titles?
help.
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Answer:
it is A
Step-by-step explanation:the red color is to subtract or negative value and the blue one is for addition or positive value
-x^2-2x+4 the first row
-(x^2+2x+1) for the second row or (-x^2-2x-1) is the same
put it together
-2x^2-4x+3