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/sci/ - Science & Math

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>> No.11780041 [View]
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11780041

>>11780030
Find the zeroes of line 1. Call them a and b. Write (x-a)(x-b). You will notice that in your example they are -1 and 2, giving you x^2 -x -2 = (x+1)(x-2).

>>11780031
Well, the shape is quite similar.

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