If the lines `px^(2) - qxy -y^(2) = 0` make the angles `alpha` and `beta` with X-axis, then find the value of `tan(alpha + beta)`.

If the component lines whose combined equation is px^(2)-qxy-y^(2)=0 make the angles alphaand beta with x-axis , then find the value of tan (alpha+beta) .

If the component lines whose combined equation is px^(2)-qxy-y^(2)=0 make the angles alphaand beta with x-axis , then find the value of tan (alpha+beta) .

If the component lines whose combined equation is px^(2)-qxy-y^(2)=0 make the angles alphaand beta with x-axis , then find the value of tan (alpha+beta) .

If the component lines whose combined equation is px^(2)-qxy-y^(2)=0 make the angles alphaand beta with x-axis , then find the value of tan (alpha+beta) .

If the lines px^2-qxy-y^2=0 makes the angles alpha and beta with X-axis , then the value of tan(alpha+beta) is

If the lines px^2-qxy-y^2=0 makes the angles alpha and beta with X-axis , then the value of tan(alpha+beta) is

If the two lines ax^(2)+2hxy+by^(2)=a make angles alpha and beta with X-axis,then : tan(alpha+beta)=

If the lines represented by ax^(2)-bxy-y^(2)=0 makes angle alpha and beta with X-axis, then tan(alpha+beta)=