PointMedium
Question
To remove xy term from the seconddegree equation 5x2 + 8xy + 5y2 + 3x +2y + 5 = 0, the coordinates axes arerotated through an angle θ, then θequals -
Options
A.π / 2
B.π / 4
C.3π / 8
D.π / 8
More Point Questions
The locus of a point, which moves in such a way that its distance from the origin (0, 0) is thrice the distance from x a...The image of the point (−1, 3 ) in the line x − y = 0 is -...A rod PQ of length 2a slides with its ends on the axes then locus of circumcentre of ᐃOPQ is-...If one diagonal of a square is along the line x = 2y and one of its vertex is (3, 0) then its sides through this vertex ...The ratio in which the line joining the points (3, -4) and (-5, 6) is divided by x-axis -...