If $a_1, a_2, a_3, \ldots, a_n, \ldots$ are in G.P., then the determinant $\Delta=\left|\begin{array}{lll}\log a_n & \log a_{n+1} & \log a_{n+2} \ \log a_{n+3} & \log a_{n+4} & \log a_{n+5} \ \log a_{n+6} & \log a_{n+7} & \log a_{n+8}\end{array} ight|$ is equal to

Question

If $a_1, a_2, a_3, \ldots, a_n, \ldots$ are in G.P., then the determinant $\Delta=\left|\begin{array}{lll}\log a_n & \log a_{n+1} & \log a_{n+2} \ \log a_{n+3} & \log a_{n+4} & \log a_{n+5} \ \log a_{n+6} & \log a_{n+7} & \log a_{n+8}\end{array}ight|$ is equal to

Aicharya · Accepted Answer

$\mathrm{C}_1-\mathrm{C}_2, \mathrm{C}_2-\mathrm{C}_3$ two rows becomes identical Answer: 0.

If $a_1, a_2, a_3, \ldots, a_n, \ldots$ are in G.P., then the determinant…

Solution