The angle between the pair of lines `2x^(2)+5xy+2y^(2)-3x-3y+1=0` is

The acute angle between the pair of lines 2x^(2)+5xy+2y^(2)+3x+3y+1=0 is

The acute angle between the pair of lines 2x^(2)+5xy+2y^(2)-17x-19y+35=0 is

The angle between the pair of lines 2x^(2)+4xy-2y^(2)+4x+8y+1=0 is

The angle between the pair of lines 2 x^(2)+5 x y+2 y^(2)+3 x+3 y+1=0 is

Find the equation of pair of bisectors of the angles between the pair of lines. 3x^(2)+xy-2y^(2)=0

Find the equation of the lines bisecting the angles between the pair of lines 3x^(2)+xy-2y^(2)=0

The angle between the pair of straight lines 2x^2+5xy+2y^2+3x+3y+1=0 is

The angle between the pair of straight lines 2x^(2)+5xy+2y^(2)+3x+3y+1=0 is (A)cos^(-1)((4)/(5))(A)tan^(-1)((4)/(5)) (A) (pi)/(2) (D) 0

The angle between the pair of straight lines 2x^2+5xy+2y^2+3x+3y+1=0 is (A) cos^(-1)(4/5) (A) tan^(-1)(4/5) (A) pi/2 (D) 0

If theta is acute angle between the pair of lines x^(2)-3xy+2y^(2)+3x-5y+2=0 then sintheta=