Nov 14, 2024
5:00:15am
IAmSpartyCoug All-American
Here's an intermediate step to justify the above answer
X4-5x2+4=0

(x2 - 1)(x2 - 4)=0

(x-1)(x+1)(x-2)(x+2)=0
IAmSpartyCoug
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IAmSpartyCoug
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