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Let alpha, beta, gamma be distinc real n...

Let `alpha, beta, gamma` be distinc real numbrs such that ` aalpha^2+balpha+c=(sin theta)alpha^2+(cos theta )alpha` ` abeta^2+bbeta+c=(sin theta)beta^2+(cos theta )beta` `a gamma^2+ b gamma +c = (sin theta)gamma^2+(cos theta) gamma` Find the maximum value of he expression `(a^2+b^2)/(a^2+3ab+5b^2)`

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