9.  If a & B are the zeroes of the polynomian 2 x 2_4x + 5, then find the value of
a )     a 2 + B 2               b )     1 / a + 1 / B               c )     ( a _ B ) 2           d )     1 / a 2 + 1 / B 2               e )     a 3 + B 3

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Please find the attached solution


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