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If a=3+√5/2,then find the value of a²+1/a²
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1
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7
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I think that is correct answer
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Answer:-
a=3+√5/2
a^2+1/a^2
= 3+√5/2 + 1/3+√5/2
= 9+5/2 + 1/9+5/2
= 14/2 + 2/14
= 7+1/7
= 50/7
Hope this is the answer
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