Class 10 Book Solution from K C Nag in Variation Question No: 7.4.3(xx)(b)
যদি \(\Big(x^6+\frac{1}{y^6}\Big)\ \propto\ \Big(x^6-\frac{1}{y^6}\Big)\)হয়, তবে প্রমান করো যে, \(y\ \propto\ \frac1x\)

যদি \(\Big(x^6+\frac{1}{y^6}\Big)\ \propto\ \Big(x^6-\frac{1}{y^6}\Big)\)হয়, তবে প্রমান করো যে, \(y\ \propto\ \frac1x\)