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If 5a+4b+20c=t,then the value of t for which the line ax+by+c-1=0 always passes through a fixed point is

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CENGAGE PUBLICATION-STRAIGHT LINES-All Questions
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  2. Find alpha if (alpha, alpha^2) lies inside the triangle having sides a...

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  3. If 5a+4b+20c=t,then the value of t for which the line ax+by+c-1=0 alwa...

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  4. If the chord y = mx + 1 subtends an angle of measure 45^0 at the major...

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  5. If x/l+y/m=1 is any line passing through the intersection point of the...

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  6. Two sides of a rhombus OABC (lying in the first or third quadrant) of ...

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  7. The equation of straight line belonging to both the families of lines ...

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  8. If m1 and m2 are the roots of the equation x^2-a x-a-1=0 , then the ar...

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  9. Let the algebraic sum of the perpendicular distance from the points (2...

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  10. If the points ((a^3)/((a-1))),(((a^2-3))/((a-1))),((b^3)/(b-1)),(((b^2...

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  11. If a , b ,c are in harmonic progression, then the straight line (x/a)+...

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  12. A variable line cuts n given concurrent straight lines at A1,A2...An s...

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  13. Prove that the area of the parallelogram formed by the lines 3x-4y+a=0...

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  14. Two sides of a rhombus lying in the first quandrant are given by 3x-4y...

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  15. The equation of straight line passing through (-2,-7) and having an in...

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  16. Let A B C be a given isosceles triangle with A B=A C . Sides A Ba n dA...

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  17. ABC is an equilateral triangle with A(0,0) and B(a,0), (a gt 0). L,M...

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  18. Let L(1) =0 " and " L(2)=0 be two fixed lines. A variable line is draw...

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  19. Find the points on y- ais whose perpendicular distance from the line 4...

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  20. Find all the values of theta for which the point (sin^2theta,sintheta)...

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