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Question

For each real value of c, the pair of equations x2y=8;5x10y=c has a unique solution. Justify whether it is True or False.

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Solution

x2y=8
5x10y=c
Here a1a2=15,b1b2=210=15,c1c2=8c
Since a1a2=b1b2
Therefore it cannot have unique solution for any value of c
Hence, The given statement is false.

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