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In Q. No. 169, what is the value of (...

In Q. No. 169, what is the value of `(a^2)/(b c)+(b^2)/(c a)+(c^2)/(a b)` ?

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VK GLOBAL PUBLICATION-COORDINATE GEOMETRY -PROFICIENCY EXERCISE ( Short Answer Questions-I )
  1. Write the coordinates ot the point dividing line segment joining the p...

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  2. What is the area of the triangle formed by the points O(0,0), A(4,0) a...

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  3. In Q. No. 169, what is the value of (a^2)/(b c)+(b^2)/(c a)+(c^2)/(...

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  4. If the mid-point of a segment joining A((x)/(2),(y+1)/(2)) and B(x + 1...

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  5. Find the distance between the points ((-8)/(5), 2) "and" ((2)/(5), 2)

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  6. Find the value of c so that the point (3,c) lies on the line represent...

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  7. Prove that the points (3, 0), (6, 4) and (-1, 3) are the vertices of a...

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  8. Prove that the points (2,-2), (-2, 1) and (5, 2) are the vertices of a...

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  9. Point A (2, -3) lies on the line segment joining the points P(-4,- 3) ...

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  10. The points A(3,1) , B (12,-2) and C(0,2) cannot be vertices of a trian...

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  11. Point P (0, - 7) is the point of intersection of y-axis and perpendicu...

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  12. The points A(4,3), B(6,4), C(5,-6) and D(-3,5) are vertices of a paral...

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  13. The points P (-2,4) lies on a circle of radius 6 and centre (3,5).

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  14. The points (1, 1), (13, 1) and (13, 6) are the vertices of a right tri...

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  15. A circle has its centre at the origin and a point P (5,0) lies on it ....

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  16. The points A (-6,10), B(-4,6) and C(3,-8) are collinear such that ...

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  17. In Fig. ABC is a triangle co-ordinates of whose vertex A are (0, -1). ...

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  18. If the points A(4,3)a n dB(x ,5) are on the circle with centre O(2,3),...

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  19. Find a point which is equidistant from the points A(-5,4) and B (-1,6)...

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  20. Find the points on the X-axis which are at distance of 2sqrt(5) from...

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