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12th Maths - 30 Days – Scoring Worksheet - Day 9

 

 


XII Mathematics

30 Days –Scoring Worksheet - Day  9


Part 5  Marks

1.      Find the foci, vertices and length of major and minor axis of the conic

4x 2 + 36 y 2 + 40x 288y + 532 = 0

2.      Find the centre, foci, and eccentricity of the hyperbola 11x 2 25y2 44x + 50 y 256 = 0

3.      Find the equations of tangent and normal to the ellipse x 2 + 4 y2 = 32 when θ = π/4

4.      Show that the line x y + 4 = 0 is a tangent to the ellipse x 2 + 3y2 = 12 . Also find the coordinates of the point of contact.

5.      Find the equations of the tangent and normal to hyperbola 12x 2 9 y2 = 108 at θ = π/3

S.Saravana Kumar M.Sc., B.Ed., PGDCA.,

PG Asst., Jazz Public Mat Hr Sec School, Melur , Madurai Dist






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