Factorise x⁴+1/x⁴+1
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x⁴+1pls answer fast
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x⁴+1/x⁴+1
(x²)² + (1/x²)² + 1
(x²+1/x²)² -2.x².1/x² +1
(x²+1/x²)² -2+1
(x²+1/x²)² - 1²
(x²+1+1/x²) (x²+1+1/x²)