The foci of the hyperbola `2x^2-3y^2=5` are a.`(+-5sqrt(6),0)` b. `(+-5//6,0)` c. `(+-sqrt(5)//6,0)` d. none of these

The foci of the hyperbola 2x^(2)-3y^(2)=5 are (+-5sqrt(6),0) b.(+-5/6,0) c.(+-sqrt(5)/6,0) d none of these

The foci of the hyperbola 9x^2-16 y^2=144 are a. (+-4,0) b. (0,+-4) c. (+-5,0) d. (0,+-5)

The length of the straight line x-3y=1 intercepted by the hyperbola x^2-4y^2=1 is a. 6/(sqrt(5)) b. 3sqrt(2/5) c. 6sqrt(2/5) d. none of these

The foci of the hyperbola 9x^(2)-16y^(2)=144 are (+-4,0) b.(0,+-4) c.(+-5,0) d.(0,+-5)

The length of the straight line x-3y=1 intercepted by the hyperbola x^(2)-4y^(2)=1 is (6)/(sqrt(5)) b.3sqrt((2)/(5))c*6sqrt((2)/(5))d .none of these

The point of contact of 5x+6y+1=0 to the hyperbola 2x^(2)-3y^(2)=2 is

The point of contact of 5x+6y+1=0 to the hyperbola 2x^(2)-3y^(2)=2 is

The foci of the ellipse 4x^(2) + 9y^(2) = 1 are a) (pm(sqrt(3))/(2),0) b) (pm(sqrt(5))/(2),0) c) (pm(sqrt(5))/(3),0) d) (pm(sqrt(5))/(6),0)

If the vertices of a triangle are (sqrt(5,)0) , ( sqrt(3),sqrt(2)) , and (2,1) , then the orthocentre of the triangle is (sqrt(5),0) (b) (0,0) (c) (sqrt(5)+sqrt(3)+2,sqrt(2)+1) (d) none of these