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If x2-3x+1=0 then what is the value of x2-1x2?

Created: 1 month ago | Updated: 3 weeks ago
Updated: 3 weeks ago

Here, x2-3x+1=0

 

∴ x+1x = 3

Now, x+1x2=x+1x2-4.1x=32-4=5

x+1x =5

So, x2-1x2=x+1xx-1x=35

1 month ago

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