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If the lines x-y-1=0, 4x+3y=k and 2x-3y+...

If the lines `x-y-1=0, 4x+3y=k` and `2x-3y+1=0` are concurrent, then k is

A

1

B

`-1`

C

25

D

5

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IPUCET PREVIOUS YEAR PAPERS-GGSIPU MATHMATICS 2012-MCQs
  1. If the lines x-y-1=0, 4x+3y=k and 2x-3y+1=0 are concurrent, then k is

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  2. Circles x^2 + y^2 = 4 and x^2 + y^2 -2x -4y +3 = 0

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  3. The centroid of a triangle formed by the points (0,0), (costheta , sin...

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  4. The orthocentre of the triangle formed by (8,0) and (4,6) with the ori...

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  5. If the angle between the two lines represented by 2x^(2)+5xy+3y^(2)+6x...

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  6. If x y - 4x + 3y - lambda = 0 represents the asymptotes of xy - 4x + 3...

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  7. Equation of the chord of the parabola y^2 = 8x which is bisected at th...

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  8. If x+y+1 = 0 touches the parabola y^(2) = lambda x , then lambda is eq...

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  9. The equation x = (e ^(t) + e ^(-t))/(2), y = (e ^(t) -e^(-t))/(2), t i...

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  10. If e(1) and e(2) are the eccentricities of two conics with e(1)^(2) + ...

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  11. The sum of the distances of any point on the ellipse 3x^(2) + 4y^(2) ...

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  12. In DeltaABC , if a tends to 2c and b tends to 3 c , then cos B tends ...

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  13. If "sin" (pi "cos" theta) = "cos" (pi "sin" theta), then which one fo ...

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  14. sin 12^(@) sin 48^(@) sin 54^(@) is equal to

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  15. If: 3 sin^(-1)((2x)/(1+x^(2))) - 4 cos^(-1)((1-x^(2))/(1+x^(2))) + 2 t...

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  16. The angle of elevation of the sun when the length of the shadow of a p...

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  17. The point of contact of the line x-y+2=0 with the parabola y^(2)-8x = ...

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  18. The sides of a triangle are x^2+x+1,2x+1,a n dx^2-1 . Prove that the g...

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  19. cos 1^(@) ."" cos 2^(@) ."" cos 3^(@) "…." cos 179 ^(@)=

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  20. If cot (alpha + beta )=0 , then sin(alpha+2beta )=

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