A^2-b^2=(a+b)(a-b)=51
We can try a+b=51,a-b=1 that gives us for instance a=26,b=25
It is competitions. In these there is always at least on champion, and other competitors or "rivals"
The most positive is gonna be thrifty
<span>D. Animals understand one thing -- the fear of pain and the fear of death.
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