SAMPLE QUESTIONS
1. If l , m , n are the pth, qth and rth terms of an GP and all positive, then $\begin{bmatrix} 1 & \omega^{n} &\omega^{2n} \\ \omega^{n} & \omega^{2n} &1 \\ \omega^{2n} &1 & \omega^{n} \end{bmatrix}$ equals
a) 3
b) 2
c) 1
d) 0
2. Let A and b be two symmetric matrices of order 3.
Statement I A (BA) and (AB) A are symmetric matrices.
Statement II AB is symmetric matrix, if matrix multiplication of A and B is communitative.
a) Statement 1 is true, Statement II is true; Statement II is not a correct explanation for Statement I.
b) Statement I is true, Statement II is false.
c) Statement I is false, Statement II is true.
d) Statement I is true, Statement II is true; Statement II is a correct explanation for Statement I.