Question

factories x⁴+x²+1 solve this question fast
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Answer 1

Answer:

to factorise x⁴ + x² + 1

Step-by-step explanation:

=> x⁴ + 2x² - x² + 1

[ x² can be written as 2x² - x² ]

=> x⁴ + 2x² + 1 - x²

=> (x² + 1)² - x² [ a²- b² = (a + b)(a - b) ]

=> (x² + 1 + x) (x² + 1 - x)