perplexus.info :: Just Math : Power and Inverse Power Sum

Power and Inverse Power Sum (Posted on 2024-08-13)

If x+x^-1=1, then find the value of:
(x+1)² + (x+1)^-2

No Solution Yet Submitted by K Sengupta

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re: I think it's ...

| Comment 2 of 4 |

(In reply to I think it's ... by Larry)

I wonder what happens if you choose the other of the two solutions for the quadratic in x?

Posted by Kenny M on 2024-08-14 10:29:10

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