8x-4x2=1 plz ssolve this question

plz sir solve this question by sidharacharya theorm
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1 Answer

Rearrange: 4x^2-8x+1=0.

Applying the theorem: x=(8+sqrt(64-16))/8=(8+sqrt(48))/8=(2+sqrt(3))/2=1+sqrt(3)/2=1.8660 or 0.1340.

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