Question

If the system of equations x + 2y – 3z = 1, (p + 2)z = 3, (2p + 1)y + z = 2 is consistent, then the value of p is

Solution

Correct option is

–2

SIMILAR QUESTIONS

Q2

If A is 2 × 2 matrix such that A2 = O, then tr (A) is

Q3

 such that A satisfies the relation A2 – (a + d)A = O, then inverse of A is   

Q6

 

If A and B are two square matrix of the same order and m is a positive integer, then  

     

                                                       

Q7

 will be a null matrix if and only if

Q8

If A and B are two non-singular matrix such that AB = C, then |B| is equal to  

Q9

If the system of equation  is consistent, then value of a is given by   

Q10

The system of linear equations x + y + z = 2, 2x + y – z = 3, 3x + 2y + kz= 4 has a unique solution is