Question

One of the factors of x^4+ 4 is :​

Answer 1

Answer:

x⁴ + 4

( x² ) ² + 2²

( x² + 2 ) ² - 4x²

Answer 2

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Answer:

x⁴+4=0 let {if x is a zero}

Step-by-step explanation:

(x)⁴+(√2)⁴ =0

x⁴=-(√2)⁴

x=i√2