If 
, then x equals to
Given that, 
[Since, 
]
[Since, 
]
Cross multiplying,
Here only x=1 satisfies the given equation.
NOTE: Here, putting x=-1 in the given equation we get,
Hence, x=-1 does not satisfy the given equation.
22
If , then x equals to
Given that,
[Since, ]
[Since, ]
Cross multiplying,
Here only x=1 satisfies the given equation.
NOTE: Here, putting x=-1 in the given equation we get,
Hence, x=-1 does not satisfy the given equation.