54 to 5 minus 2 root 6 find p square + 1/p square
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(5-2√6)square+1/(5-2√6)square
=(25-20√6+24)+1/25-20√6+24
=(49-20√6)+1/(49-20√6)
=49×49-49×20√6-4920√6+1200
=2401-980√6-980√6+1200
=3601-1960√6
.....................
=(25-20√6+24)+1/25-20√6+24
=(49-20√6)+1/(49-20√6)
=49×49-49×20√6-4920√6+1200
=2401-980√6-980√6+1200
=3601-1960√6
.....................
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