Aryan Number theory challenge 1
Find the sum of all fractions which can be written in form and for some integer and .
The answer is 11.1589.
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1 solution
Cross multiply & simplify to get kl+8k+l-6=0
k(l+8)+l-6=0
(k+1)(l+8)=14=2X7=1X14=(-2)X(-7)=(-1)X(-14) & proceed .You'll get it if you don't make any calculation error.