MathematicsEasy249×since 2002Q2396If the line, x−32=y+2−1=z+43 {{x - 3} \over 2} = {{y + 2} \over { - 1}} = {{z + 4} \over 3}\,2x−3=−1y+2=3z+4 lies in the planes, lx+my−z=9,lx+my-z=9,lx+my−z=9, then l2+m2{l^2} + {m^2}l2+m2 is equal to :A555B222C262626D181818Check answerSkip