koalarules6
koalarules6 koalarules6
  • 20-03-2017
  • Mathematics
contestada

Complete the square to re-write the trinomial below in vertex form:
x^2+2x+1

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apologiabiology
apologiabiology apologiabiology
  • 21-03-2017
ax²+bx+c
when a=1, then take 1/2 of b and square it and add something


x²+2x+1
2/2=1, 1²=1
x²+2x+1-1+1
(x+1)²-1+1
(x+1)²
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