can someone double check this? Thanks edit: for the second row and 3rd row, I meant to write X instead of r
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how did you get x-4? thanks
ooo i got it! thanks!
Code: x - 4 .............................. x+4 | x^2 x^2 + 4x .................. - 4x - 4x - 16 .............. 16
x - 4 .............................. x+4 | x^2 x^2 + 4x .................. - 4x - 4x - 16 .............. 16
Or .
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