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Question

The difference between two number is 3. Then difference between their squares is 54. Find the numbers.

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Solution

Let the two numbers be a & b, such that a>b
So, ab=3
a2b2=54
(ab)(a+b)=54
3(a+b)=54
(a+b)=18
So, 2a=21
a=212
b=152
So, the numbers are 212,152


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