One year ago my age was perfect square. One year later my age will be perfect cube. What is my present age.
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it is trial and error method
let present age x= 26
one year ago = x-1 = 26 -1 = 25 = 5² (perfect square)
one year later = x+1 = 26 +1 = 27 = 3³( perfect cube )
his present age = x = 26 yrs
i'll try to find is there any other method
let present age x= 26
one year ago = x-1 = 26 -1 = 25 = 5² (perfect square)
one year later = x+1 = 26 +1 = 27 = 3³( perfect cube )
his present age = x = 26 yrs
i'll try to find is there any other method
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