3/21x^2+1/21x-1=0

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Solution for 3/21x^2+1/21x-1=0 equation: 



3/21x^2+1/21x-1=0



Domain of the equation: 21x^2!=0

x^2!=0/21

x^2!=√0

x!=0

x∈R





Domain of the equation: 21x!=0

x!=0/21

x!=0

x∈R



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