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if the equation 8^4-2x^3-27x^2+6x+9=0 ha...

if the equation `8^4-2x^3-27x^2+6x+9=0` have the roots `alpha` and `beta` equal in magnitudes but opposite in sign then `4r^2+s^2`=(where r and s are other roots ,`r>s`)

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