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Find k if lines 5x - ky- 7=0 and 2x + 3y...

Find `k` if lines `5x - ky- 7=0 and 2x + 3y + 5 =0` are mutually perpendicular.

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The correct Answer is:
`10/3`
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Find the equations of the lines through the point of intersection of the lines x - y + 1 = 0 and 2x - 3y + 5 =0 and whose distance from the point (3,2) is (7)/(5) .

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KUMAR PRAKASHAN-OBJECTIVE SECTION AS PER NEW PAPER SCHEME -Straight Lines (Fill in the blanks )
  1. Find the slope of the lines : Passing through the points (3, -2) " a...

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  2. Find the angle between the X-axis and the line joining the points (3,-...

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  3. Find x if the slope of the line passes from points A(x, 2) and B(6, -8...

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  4. Obtain the equation of the line which satisfying given condition : (...

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  5. ..............is the value of omega to represent line sqrt(3)x +y =10 ...

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  6. If a+b + c=0 then line 3ax+by+c=0 passes from ….....of the following p...

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  7. If the points A(k,2k) B(2k,3k) C(3,1) are collinear then k = ............

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  8. A(6,4) and B(2,12) are given points . Then slope of line perpendicular...

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  9. By shifting origin at ............. Point the co - ordinates of (7,2) ...

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  10. If (a+1)x+(a^(2)-a-2)y+a=0 line is parallel to X - axis then a = ........

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  11. If line (a+4)x +(a^(2)-9)y+(a-4)=0 passes from origin then a = ..........

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  12. Find k if lines 5x - ky- 7=0 and 2x + 3y + 5 =0 are mutually perpendic...

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  13. Angle between the lines x + y = 0 and y = 5 is ...........

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  14. If the lines 5x - ky + 3 = 0 and 4x - 3y - 4 = 0 are parallel then ...

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  15. Equation of line passes from (2,-3) and makes an angle pi/4 with X - a...

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  16. Perpendicular distance from (-3,-4) to the line 12x - 5y + 81 = 0 is ...

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  17. If perpendicular distance between lines 3x + 4y + 10 = 0 and 6x + 8y ...

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  18. ............ is the equation of lines passes from (2,4) and makes equa...

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  19. .......... is the transform form of equation x^2-y^2-2x+2y=0 by shifti...

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  20. ........... is the equation of line which makes an angle pi/3 with X -...

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