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Normal form of the line x+y+sqrt(2)=0 is...

Normal form of the line `x+y+sqrt(2)=0` is

A

`x"cos"(pi)/4+y"sin"(pi)/4=1`

B

`"cos"(3pi)/4+y"sin"(3pi)/4=1`

C

`x"cos"(5pi)/4+y"sin"(5pi)/4=1`

D

`x"cos"(7pi)/4+y"sin"(7pi)/4=1`

Text Solution

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The correct Answer is:
C
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AAKASH SERIES-STRAIGHT LINES-EXERCISE I
  1. The equation of the line whilch is 10 units from the origin and the no...

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  2. A straight line makes an angle (pi)/3 with positive direction of x-axi...

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  3. Normal form of the line x+y+sqrt(2)=0 is

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  4. Symmetric form of the line through (-2,0) having slope (-1)/(sqrt(3) i...

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  5. The perpendicular distance from origin to the line x/(p sec alpha)+y/(...

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  6. If p is the perpendicular distance from the origin to the straight lin...

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  7. The distance between the parallel lines 3x+4y+3=0,6x+8y+11=0 is

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  8. If 2x+3y+4=0, lamda x +ky+2=0 are identical lines then 3lamda-2k=

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  9. The line segment joining the points (1, 2) and (k, 1) is divided by t...

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  10. If the line 3x+4y=8 is denoted by L, then the points (3, -5), (-5, 2)

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  11. If the points (1, 2) and (3, 4) were to be on the same side of the li...

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  12. If A(2, -1) and B(6, 5) are two points the ratio in which the foot of ...

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  13. The equation of the line passing through the point of intersection of ...

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  14. The lines x-y-2=0, x+y-4=0 and x+3y=6 meet in the common point

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  15. The value of k such that the lines 2x-3y+k=0, 3x-4y-13=0 and 8x-11y-33...

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  16. If the lines x+2ay+a=0, x+3by+b=0, x+4cy+c=0 are concurrent, then a, b...

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  17. The straight line 2x+3y-1=0,3x+4y-6=0 and ax+by+1=0 are concurrent if ...

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  18. The condition that the three different lines ax+by+c=0, bx+cy+a=0, cx+...

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  19. If l,m,n are in A.P then the liens represented by lx+my+n=0 are concur...

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  20. If 3a+2b+4c=0 then the lines ax+by+c=0 pass through the fixed point

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