hjay hjay
  • 02-01-2017
  • Mathematics
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Can someone help me?

Can someone help me class=

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roro28
roro28 roro28
  • 02-01-2017
I hope this helps you



x.3x+x.(-1)+5.3x+5.(-1)-(x^2-2.4.x+16)


3x^2-x+15x-5-x^2+8x-16


2x^2+22x-21
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