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{:(2x + 3y = 4),(x - y = - 3):}...

`{:(2x + 3y = 4),(x - y = - 3):}`

A

1 and 2

B

2 and 4

C

2 and 3

D

1 and 4

Text Solution

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The correct Answer is:
D
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IfA(2,-3) and B(-2, 1) are two vertices of a triangle and third vertex moves on the line 2x +3y 9,th the locus of the centroid of the triangle is 21. AIEEE-2011 (1) x-y=1 (2) 2x + 3y = 1 (3) 2x + 3y = 3 (4) 2x-3y = 1

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DISHA PUBLICATION-COORDINATE GEOMETRY-FOUNDATION LEVEL
  1. What will be the new equation of straight line 3x + 4y = 6 if the orig...

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  2. What will be the value of p if the eqution of straight line 2x + 5y = ...

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  3. {:(2x + 3y = 4),(x - y = - 3):}

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  4. A line passing through the points (a, 2a) and (-2, 3) is perpendicular...

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  5. If the point R(1, -2) divides externally the line segment joining P(2,...

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  6. C is the mid-point of PQ, if P is (4, x), C is (y, -1) and Q is (-2, 4...

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  7. The vertices of a triangle are (1, 0), (4, 0) and (4, 4). Its area is ...

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  8. A quadrilateral has the vertices at the points (-4, 2), (2, 6), (8, 5)...

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  9. The coordinates of the points A, B, C, D are (2, a), (3,5), (3,4) and ...

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  10. If the points (a, 0), (0, b) and (1, 1) are collinear, then

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  11. show that point (a , b + c) , (b , c + a) and (c , a + b) are collinea...

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  12. The angle between the lines y = (2-sqrt(3))X + 5 and y = (2+sqrt(3))X ...

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  13. Find the ratio in which the point (2, y) divides the join of (- 4, 3) ...

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  14. The area of quadrilateral with vertices (2, 4), (0, 4), (0, - 4), (2, ...

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  15. If P((a)/(3),4) is the mid the point of the line segment joining the p...

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  16. The ratio in which the line 2x + y - 4 = 0 divides the line segment jo...

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  17. Which of the following points is the nearest to the origin?

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  18. Find the distance between the two parallel straight lines y = mx + c a...

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  19. If the points (1, 1), (-1, -1) and (-sqrt(3),k) are vertices of a equ...

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  20. The image of the point (3,8) in the line x + 3y = 7 is

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