Find the angle between the two tangents from the origin to the circle `(x-7)^2+(y+1)^2=25`

The angle between the two tangents from the origin to the circle (x-7)^(2)+(y+1)^(2)=25 equals

The angle between the two tangents from the origin to the circle (x-7)^(2)+(y+1)^(2)=25 equals (A) (pi)/(4) (B) (pi)/(3) (C) (pi)/(2) (D) (pi)/(6)

The angle between the tangent drawn from origin to the circle (x-7)^(2)+(y+1)^(2)=25 is :

Find the angle between the tangents drawn from the origin to the parabolas y^2=4a(x?a) (a) 90^@ (b) 30^@ (c) tan^-1 (1/2) (d) 45^@

The angle between the tangents drawn from the origin to the parabola y^2=4a(x-a) is

Find the angle between the pair of tangents from the point (1,2) to the ellipse 3x^(2)+2y^(2)=5

The angle between the pair of tangents from the point (1,(1)/(2)) to the circle x^(2)+y^(2)+4x+2y-4=0 is