MCQ Tutorial - Mathematics->Coordinate Geometry

1.) What is the focus of the parabola y²=-8(x-3)?

Options are:

A.) (1,0)

B.) (0,1)

C.) (1,1)

D.) (0,0)

2.) If the discriminant of a conic is h²-ab=0, then it represents a

Options are:

A.) Circle

B.) Hyperbola

C.) Ellipse

D.) Parabola

3.) If the distance between vertex and focus is 3, then what is the length of latusrectum?

Options are:

A.) 6

B.) 10

C.) 8

D.) 12

4.) What is the radius of the circle 4x²+4y²-8x+12y-25=0?

Options are:

A.) √57

B.) √67

C.) √87

D.) √77

5.) What is the center of the circle 4x2+4y2-8x+12y-25=0?

Options are:

A.) (2,-3)

B.) (4,-6)

C.) (-2,3)

D.) (-4,6)