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The equation of the line , the reciproca...

The equation of the line , the reciprocals of whose intercepts on the axes are m and n , is given by

A

nx + my = mn

B

mx + ny = 1

C

mx + ny = mn

D

mx - ny = 1

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The correct Answer is:
B
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PUNEET DOGRA-POINT & LINE -PREV YEAR QUESTIONS
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  6. What angle does the line segment joining (5 , 2) and (6 , -15) subtend...

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  7. Find the equation of a line which passes through (– 3, 2) and perpendi...

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  8. For what value of k are the two straight lines 3x + 4y = 1 and 4x + 3y...

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  9. The vertices of a parallelogram in order are A(1, 2), B(4, y), C(x, 6)...

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  10. What is the distance between the lines 3x + 4y = 9 and 6x + 8y = 18 ?

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  11. What is the equation of line passing through (0 , 1) and making an ang...

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  12. What is the perpendicular distance of the point (x , y) from X-axis ?

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  13. The equation of a straight line which makes an angle 45° with the x-ax...

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  14. The line x = 0 divides the line joining the points (3 , -5) and (-4 , ...

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  15. Find the value of lambda , if the line x - 3y + 4 + lambda (8x - 3y + ...

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  16. From the point (4 , 3) a perpendicular is dropped on the X-axis as wel...

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  17. What is the perpendicular distance between the parallel lines 3x + 4y ...

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  18. The points (5 , 1) , (1 , -1) and (11 , 4) are

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  19. The equation to the locus of a point which is always equidistant from ...

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  20. The locus of a point equidistant from three collinear points is

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