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For which value(s) of lambda do the pair...

For which value(s) of `lambda` do the pair of linear equations `lambda x + y = lambda^2` and x+ lambda y = 1` have :
a unique solution?

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AGRAWAL PUBLICATION-PAIR OF LINEAR EQUATIONS IN TWO VARIABLES-EXAMPLE
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  7. Find the solution of the pair of equations x/10 + y/5 -1 =0 and 5/4 = ...

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

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

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

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