The difference of the slopes of the lines represented by `x^2 (sec^2theta-sin^2theta) -(2 tantheta ) xy + y^2 sin^2theta = 0`

The difference of the slopes of the lines represented by x^(2)(sec^(2)theta-sin^(2)theta)-(2tan theta)xy+y^(2)sin^(2)theta=0

The difference of the slopes of the lines represented by x^2(tan^2theta+cos^2theta)+2xytantheta+y^2sin^2theta=0 is

Difference of slopes of the lines represented by the equation x^2(sec^2 theta - sin ^2 theta) -2xytan theta + y^2 sin^2 theta=0 is

Difference of slopes of the lines represented by the equation x^2(sec^2 theta - sin ^2 theta) -2xytan theta + y^2 sin^2 theta=0 is (A) 4 (B) 3 (C) 2 (D) None of these

The difference of the slopes of the lines x^(2)(sec^(2) theta- sin^(2) theta)-(2 tan theta)xy+y^(2) sin^(2) theta=0

The difference of the slopes of the lines given by the equation x^2(sec^2theta-sin^2theta)-2xytantheta+y^2sin^2theta=0 is.

Difference of slopes of the lines represented by the equation x^(2)(sec^(2)theta-sin^(2)theta)-2xy tan theta+y^(2)sin^(2)theta=0 is (A) 4 (B) 3 (C) 2 (D) None of these

The difference of the tangents of the angles which the lines x^2(sec^2theta-sin^2theta)-2xytantheta+y^2sin^2theta=0 makes with the x-axis is

The difference of the tangents of the angles which the lines x^(2)(sec^(2) theta - sin^(2) theta)-2xy tan theta+y^(2)sin^(2) theta=0 makes with x axis is

The difference of the tangents of the angles which the lines x^(2)(sec^(2)-sin^(2)theta)-2xy tan theta +y^(2)sin^(2) theta=0 make with X-axis, is