AzuinSFM AzuinSFM
  • 30-01-2017
  • Mathematics
contestada

If (x2 – 4) ÷ (x + 2) = x – 2, which polynomial should fill in the blank below?

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leyla7
leyla7 leyla7
  • 30-01-2017
2x-4=(x-2)(x+2)
2x-4 =x^2-4
0=x^2-2x
0=x(x-2)
So
X=0 or x=2
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