Question

The set of equations  

        ;  

        ;  

        

.

Solution

Correct option is

For no value of 

Determinant of coefficients  

        

and this is positive for all .

The only solution is therefore the trivial solution.

SIMILAR QUESTIONS

Q2

Then the value of α is

Q3

If  be the complex cube roor of unity and , then A70 is equal to

Q4

If A diag [d1d2d3], then An is equal to

Q5

 

If B is the inverse of A, the  is

Q6

, the inverse of A is

Q7

             

and I is a unit matrix.

Q8

If a, b, c are in A.P. and  then f’(x) is :

Q9