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# If l,m,n are in arithmetic progression, then the straight line $lx+my+n=0$ will pass through the point

$\begin {array} {1 1} (1)\;(-1,2) & \quad (2)\;(1,-2) \\ (3)\;(1,2) & \quad (4)\;(2,1) \end {array}$

Can you answer this question?

(B) (1,-2)
answered Nov 7, 2013 by