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The equation of the line passing through...

The equation of the line passing through origin and perpendicular to the line 7x – 3y + 4 = 0

A

3x + y = 5

B

3x + 7y = 0

C

7x + 3y + 15 = 0

D

3x - 7y + 23 = 0

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The correct Answer is:
A
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NEW JOYTHI PUBLICATION-STRAIGHT LINES-EXERCISE
  1. The line segment joining the points (1, 2) and (2,1) is divided by th...

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  2. If the point (5,2) bisects the intercept of a line between the axes t...

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  3. The equation of the line passing through origin and perpendicular to ...

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  4. The image of the point (3, 8) with respect to the line x + 3y = 8 is

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  5. Line x + 2y - 8 = 0 is the perpendicular bisector of AB. If B = (3, 5...

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  6. If the algebraic sum of the distances from the points (2,0), (0, 2) a...

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  7. If a, b, c are in AP then ax + by +c=0 represents

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  8. The set of lines ax + by + c = 0 where 3a + 2b + 4c = 0 intersect at ...

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  9. If a, b, c are in AP then ax + by + c = 0 will always pass through a ...

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  10. The mid points of the sides of a triangle are (5, 0), (5, 12) and (0,...

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  11. One vertex of the equilateral triangle with centroid at the origin an...

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  12. A (-5,0) and B (3,0) are two of the verti- ces of a triangle ABC. Its...

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  13. The ratio in which the line 3x+4y+2 = 0 divides the distance between...

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  14. If the foot of perpendicular from the origin to a straight line is at...

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  15. A rectangle has two opposite vertices at (1, 2) and (5,5). If the oth...

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  16. If the lines ax + 2y + 1 = 0, bx + 3y + 1 = 0, cx + 4y + 1 = 0 are co...

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  17. The distance of the point (3, 5) from the line 2x + 3y - 14 = 0 measu...

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  18. A straight line through the point (2, 2) intersects the lines sqrt3 x...

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  19. If the extremities of the base of an isosce- les triangle are the poi...

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  20. The equation of the line passing through the intersection of x - sqrt...

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