HjmasLemAnnie HjmasLemAnnie

01-03-2017
Mathematics

contestada

can someone help me with my quiz.

What number should be added to the expression x2+2x to change it into a perfect square trinomial?

1
2
4
9

Respuesta :

Аноним Аноним

01-03-2017

I hope this helps you

x^2+2x+1=(x+1)^2

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