(1-omega-omega^2)^6=64
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Answer:
(1-Ω-Ω²)⁶=64
=>(1-Ω-Ω²)⁶=2⁶
=>(1-Ω-Ω²)=2
=>-1-Ω-Ω²=0
=>1+Ω+Ω²=0...... multiplying both sides by (-1)
=>Ω²+Ω+1=0
=>Ω=-1±√(1²-4×1×1)÷2×1
=>Ω=(-1±√3¡÷2)
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