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Raschi7ca5prinx Raschi7ca5prinx
  • 21-11-2016
  • Mathematics
Answered

how to solve x^4+4x-1=0 ? ...?

Verified Answer :

syed514
syed514 syed514
  • 04-12-2016

Using the Quadratic formula

x^4 = (x^2)^2

hence

(x^2)^2 + 4x +(-1) = 0


ax^2=1(x^2)^2


bx = 4(x)


c=(-1)

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