The value of y will be 18 or 144.
Given information:
The given expression is .
It is required to find the values of y which are whole numbers.
Now, factorize 144 as,
So, for the value of given expression to be a whole number, the value of y should be,
or 144.
For the above values of y, the given expression will be,
Therefore, the value of y will be 18 or 144.
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