If z is an integer, is 4^z + 1/(4^z) = p?
(1) 2^z + 1/(2^z) = square root (p+2)
(2) z is positive.
A[/list]
(1) 2^z + 1/(2^z) = square root (p+2)
(2) z is positive.
A[/list]
Last edited by sana.noor on Sun May 05, 2013 6:16 pm, edited 2 times in total.
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