Theory of expressions

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By Expert Faculty of Sri Chaitanya
Question

Let α and β are roots x27.32x3=0 and let An=αn+βn, then A373A35A36 is equal to

Moderate
Solution

An+1=(α+β)αn+βnαβαn1+βn1 =7.32An+3An1

          A373A35A36=7.32


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