సూక్ష్మీకరించండి:?
\(\frac{{\left( {\frac{1}{5} \times \frac{1}{5} + \frac{1}{5} \times \frac{1}{7} + \frac{1}{7} \times \frac{1}{7}} \right)}}{{\left( {\frac{1}{3} - \frac{1}{5}} \right)\left( {\frac{1}{7} - \frac{1}{3}} \right)}}\) + \(\frac{{\left( {\frac{1}{7} \times \frac{1}{7} + \frac{1}{7} \times \frac{1}{3} + \frac{1}{3} \times \frac{1}{3}} \right)}}{{\left( {\frac{1}{3} - \frac{1}{5}} \right)\left( {\frac{1}{5} - \frac{1}{7}} \right)}}\) - \(\frac{{\left( {\frac{1}{3} \times \frac{1}{3} + \frac{1}{3} \times \frac{1}{5} + \frac{1}{5} \times \frac{1}{5}} \right)}}{{\left( {\frac{1}{5} - \frac{1}{7}} \right)\left( {\frac{1}{3} - \frac{1}{7}} \right)}}\)
1
\(\frac{1}{{105}}\)
2
0
3
\(\frac{{61}}{{105}}\)
4
1