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If p(1),p(2),p(3) be the length of per...

If `p_(1),p_(2),p_(3)` be the length of perpendiculars from the points `(m^(2),2m),(mm',m+m')` and `(m^('2),2m')` respectively on the line `xcosalpha+ysinalpha+(sin^(2)alpha)/(cosalpha)=0` then `p_(1),p_(2),p_(3)` are in:

A

A.P

B

G.P

C

H.P

D

None

Text Solution

Verified by Experts

The correct Answer is:
B
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ML KHANNA-RECTANGULAR CARTESIAN CO-ORDINATE SYSTEM AND THE STRAIGHT LINE-PROBLEM SET(2)(MULTIPLE CHOICE QUESTIONS)
  1. A variable point (1+(lamda)/(sqrt(2)),2+(lamda)/(sqrt(2)))lies in betw...

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  2. The sum of the abscissas of all the point on the line x+y=4 that lie a...

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  3. If p(1),p(2),p(3) be the length of perpendiculars from the points (...

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  4. Points on the line x+y=4 that lie at a unit distance from the line 4x+...

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  5. If 2p is the perpendicular distance from the origin to the line x/a+y/...

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  6. If a,b,c are in H.P then the straight line x/a+y/b+1/c=0 always passes...

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  7. Let the algebric sum of the perpendicular distance from the points (2,...

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  8. If a,b,c are related by 4a^(2)+9b^(2)-9c^(2)+12ab=0 then the greatest ...

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  9. If p and p' the lengths of perpendicular from origin to the lines x se...

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  10. If the sides of a square lie along the lines 5x-12y-65=0 and 5x-12y+26...

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  11. The equation of two sides of a square whose area is 25 sq. units are 3...

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  12. A and B are two fixed points. The vertex C of a DeltaBC moves such tha...

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  13. A variable line through (p,q) cuts the axes of co ordinates at A and B...

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  14. The line L given by x/5+y/b=1 passes through the point (13, 32). Th...

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  15. A variable line cuts the axes of co ordinates in points A and B such t...

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  16. Through the point (5,12) a straight line is drawn to meet the axes is ...

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  17. The line L has intercepts a and b on the coordinate axes. When keeping...

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  18. If the expression x^(2)+4xy+y^(2) transforms to Ax^(2)+By^(2) by rotat...

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  19. The point (4,1) undergoes the following three transformations successi...

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  20. The point (alpha^(2)+2lamda+5,lamda^(2)+1) lies on the line x+y=10 ...

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