[" Ae angle between the lines whose direction cosines are given in "],[qquad 3l+m+5n=0,6mn-2nl+5lm=0]

Find the angle between the lines whose direction cosines are given by the equations 3l+m+5n=0,6mn-2nl+5lm=0

Find the angle between the lines whose direction cosines are given by the equations 3l+m+5n=0,6m n-2n l+5lm=0

Find the angle between the lines whose direction cosines are given by the equations 3l+m+5n=0,6mm-2nl+5l=0

Find the acute angle between the two straight lines whose direction cosines are given by 3l+m+5n=0, 6mn-2nl+5lm=0

Find the angle between the lines, whose direction cosines are given by the equation 3l+m+5n=0 and 6mn-2nl+5lm=0 .

Find the angle between the lines whose direction cosines are given by the equations 3l+m+5n=0 and 6mn-2nl+5lm=0

Find the angle between the lines whose direction cosines are given by : 2l-m+2n=0, mn+nl+lm=0 .