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Find the value (s) of k for which the pa...

Find the value (s) of k for which the pair of equation `{kx+2y=3 , 3x+6y=10}` ha sa unique solution.

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AGRAWAL PUBLICATION-PAIR OF LINEAR EQUATIONS IN TWO VARIABLES-EXAMPLE
  1. When will the system kx-y=2 and 6x-2y=3 has a unique solution only?

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  2. Find the solution of x+y=3 and 7x + 6y =2.

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  3. Find the value (s) of k for which the pair of equation {kx+2y=3 , 3x+6...

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  4. The larger of two supplementary angles exceeds the smaller by 18^@ . F...

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  5. In triangleABC, angleA = x^@, angleB = 3&@ and angleC = y^@. If 3y^@ -...

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  6. Find c if the system of equations cx + 3y + (3-c) = 0, 12x +cy - c=0 h...

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  7. For what value of k, does the system of linear equations 2x+3y =7 (...

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  8. If 2x +y = 23 and 4x - y=19, find the values of 5u-2x and y/x - 2.

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  9. Write an equation for a line passing through the point representing so...

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  10. A fraction becomes 1/4 when 1 is subtracted from the numerator and it ...

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  11. In the figure, ABCD is a pentagon with BE||CD and BC||CD, BC is perpen...

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  12. For which value(s) of lambda do the pair of linear equations lambda x ...

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  13. For which value(s) of lambda do the pair of linear equations lambda x ...

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  14. For which value(s) of lambda do the pair of linear equations lambda x ...

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  15. For which values of a and b will the following pair of linear equation...

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  16. Write a pair of linear equations which has the unique solution solutio...

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  17. Solve the pair of equations: 2/x + 3/y = 11, 5/x - 4/y =7 Hence , ...

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  18. Find the solution of the pair of equations x/10 + y/5 -1 =0 and 5/4 = ...

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  19. By the graphical method, find whether the following pairs of equations...

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  20. By the graphical method, find whether the following pairs of equations...

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