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If you get these questions think!

(2x+1)(x−1)

=(2x+1)(x+−1)

=(2x)(x)+(2x)(−1)+(1)(x)+(1)(−1)

=2x^2-2x+x-1

=2x^2−x−1

 

 

 

 

Can you plz sub to me!

https://www.youtube.com/channel/UCfcUo73Wk9oxrMoT1p2NO6w

Guest Sep 28, 2017
edited by Guest  Sep 28, 2017
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Can you plz sub to me!

Guest Sep 28, 2017
edited by Guest  Sep 28, 2017

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