Then angle of intersection of the normal at the point `(-5/(sqrt(2)),3/(sqrt(2)))` of the curves `x^2-y^2=8` and `9x^2+25 y^2=225` is 0 (b) `pi/2` (c) `pi/3` (d) `pi/4`

Then angle of intersection of the normal at the point (-(5)/(sqrt(2)),(3)/(sqrt(2))) of the curves x^(2)-y^(2)=8 and 9x^(2)+25y^(2)=225 is 0 (b) (pi)/(2) (c) (pi)/(3) (d) (pi)/(4)

The angles at which the circles (x-1)^2+y^2=10 and x^2+(y-2)^2=5 intersect is pi/6 (b) pi/4 (c) pi/3 (d) pi/2

The angles at which the circles (x-1)^2+y^2=10a n dx^2+(y-2)^2=5 intersect is pi/6 (b) pi/4 (c) pi/3 (d) pi/2

The angles at which the circles (x-1)^2+y^2=10a n dx^2+(y-2)^2=5 intersect is pi/6 (b) pi/4 (c) pi/3 (d) pi/2

The acute angle between the lines joining the origin to the points of intersection of the line sqrt(3)x+y=2 and the circle is x^(2)+y^(2)=4 , is a) pi//2 b) pi//3 c) pi//4 d) pi//6

The equation of normal to the curve y=sqrt(2) sin (2x+(pi)/(4))" at "x=(pi)/(4) is

The angle of intersection of the parabola y^2=4\ a x and x^2=4a y at the origin is (a) pi//6 (b) pi//3 (c) pi//2 (d) pi//4

The angle of intersection of the parabola y^2=4\ a x and x^2=4a y at the origin is pi//6 (b) pi//3 (c) pi//2 (d) pi//4

The angle of intersection of the curves y=2\ s in^2x and y=cos2\ x at x=pi/6 is pi//4 (b) pi//2 (c) pi//3 (d) pi//6

The angle of intersection of the curves y=x^(2), 6y=7-x^(3) at (1, 1), is: a) pi/4 b) pi/3 c) pi/2 d) pi