2a + 2b + c = 0 అయితే, \(\frac{4 a^2+4 b^2+4 c^2}{5 c^2-8 a b}\) విలువను కనుగొనండి.

1
-1
2
1
3
\(-2 \sqrt{3}\)
4
\(2 \sqrt{3}\)

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