aishana aishana

15-07-2014
Mathematics

contestada

what is the value of root 12+root 12+root12....
...............to infinite

Respuesta :

ankursundara ankursundara

15-07-2014

x=root(12+root(12+root(...)))
x^2=12+root(12+root(12+root(...)))
x^2=12+x
x^2-x-12=0
(x+3)(x-4)=0
X=4

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