Question

show that the difference between the slopes of lines given by
$( { \tan}^{2} \theta + { \cos }^{2} \theta) {x}^{2} - 2xy \: \tan \theta + ( { \sin }^{2} ) {y}^{2} = 0 \: is \: two$
​

Answer 1

Step-by-step explanation:

show that the difference between the slopes of lines given by

$( { \tan}^{2} \theta + { \cos }^{2} \theta) {x}^{2} - 2xy \: \tan \theta + ( { \sin }^{2} ) {y}^{2} = 0 \: is \: two$