The angle between the pair of straight lines `x^(2)+4y^(2)-7xy=0` is

The angle between the pair of straight lines x^(2)-y^(2)-2y-1=0 is

The angle between the pair of straight lines x^(2)-y^(2)-2y-1=0 is

The angle between the pair of straight lines 3x^(2)+10xy+8y^(2)=0 is tan^(-1)(p) , where p=

The angle between the pair of straight lines 3x^(2)+10xy+8y^(2)=0 is tan^(-1)(p) , where p=

Findthe angle between the pair of straight lines x^2 -4y^2+3xy = 0

The angle between the pair of straight lines y^(2)sin^(2)theta-xy sin theta+x^(2)(cos^(2)theta-1)=0 is

Find the angle between the pair of straight lines x^(2) - 3xy +2y^(2) = 0

Find the angle between the pair of straight lines x^(2) - 3xy +2y^(2) = 0

If theta is the angle between the pair of straight lines x^(2)-5xy+4y^(2) + 3x-4=0 , then tan^(2) theta is equal to