please tell me how to solve this question?
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let y =√(7√(7√(7......
so y=√(7√y) (as it is repeating infinite times)
y²=49y
y²-49y=0
so y= 0 or 49
so y=√(7√y) (as it is repeating infinite times)
y²=49y
y²-49y=0
so y= 0 or 49
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