The number of purely real elements in a lower triangular representation of the given 3 \times 3 matrix, obtained through the given decomposition is [\table 2 , 3 , 3 ; 3 , 2 , 1 ; 3 , 1 , 7 ]=[\table a_{11} , 0 , 0 ; a_{12} , a_{22} , 0 ; a_{13} , a_{23} , a_{33} ][\table a_{11} , 0 , 0 ; a_{12} , a_{22} , 0 ; a_{13} , a_{23} , a_{33} ]^{⊤}

GATE Electrical Engineering (EE) 2020 Solved Paper

Question : 50 of 65

Marks: +1, -0

The number of purely real elements in a lower triangular representation of the given

3 ×

3 matrix, obtained through the given decomposition is

[\table 2 , 3 , 3 ; 3 , 2 , 1 ; 3 , 1 , 7 ]=[\table a_{11} , 0 , 0 ; a_{12} , a_{22} , 0 ; a_{13} , a_{23} , a_{33} ][\table a_{11} , 0 , 0 ; a_{12} , a_{22} , 0 ; a_{13} , a_{23} , a_{33} ]^{⊤}

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