a/b=7/3 then\frac{5 a+3 b}{5 a-3 b} \quad\left(\text { ii) } \frac{2 a – InterviewSolution

1.	a/b=7/3 then\frac{5 a+3 b}{5 a-3 b} \quad\left(\text { ii) } \frac{2 a^{2}+3 b^{2}}{2 a^{2}-3 b^{2}}\right.
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