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

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

If the lines represented by 6x^(2)+41xy-7y^(2)=0 makes angle alpha and beta with X-axis, then tanalphatimestanbeta

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 x^(2)-4xy+y^(2)=0 makes angle alpha and beta with X-axis, then tan^(2)alpha+tan^(2)beta=

If the lines represented by the equation 6x^(2)+41xy-7y^(2)=0 make angles alpha and beta with X-axis, then tan alpha.tan beta=

If the lines represented by the equation 2x^2-3xy+y^2=0 make angles alpha and beta with X-axis, then cot^2alpha+cot^2beta is equal to

If the two lines 2x^(2)-3xy+y^(2)=0 makes anlges alpha and beta with X-axis then : csc^(2) alpha+csc^(2)beta=