bhai plz answer batao
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Answer:
x² + 1 / x² + 2
x^4 + 1 + 2x²
Step-by-step explanation:
let x² = a
a² + 2a + 1
a² + a + a + 1
a ( a + 1 ) + 1 ( a + 1 )
( a + 1 ) ( a + 1 )
( x² + 1 ) ( x² + 1 )
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