anonymous
  • anonymous
x^1/2-7x^1/4+12=0
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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katieb
  • katieb
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anonymous
  • anonymous
The solution is supposed to be 81,256. I have no idea how they got there
angela210793
  • angela210793
lets substitute sqrX=t--------> t-7t^2+12=0----> -7t^2+1+12=0 D=b^2-4ac==1-4*(-7)*12>0 X1=(-b+sqrD)/2a X2=(-b-sqrD)/2a then we substitute in t....this is how they must have gotten it :)
angela210793
  • angela210793
sorry but was 2 lazy 2 complete it with numbers :)

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anonymous
  • anonymous
Thanks I think I figured it out.

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