Q8 of 256 Page 7

Mark the correct alternative in the following:

If and , then n equals


We are given that,



We need to find the value of e.


We know that,


Determinant of 3 × 3 matrix is given as,


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6

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The value of the determinant is independent of


 7

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If , then


 9

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Let be an identify in x, were a, b, c, d, e are independent of x. Then the value of e is


 10

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Using the factor theorem it is found that a + b, b + c and c + a are three factors of the determinant . The other factor in the value of the determinant is