Class 9 Book Solution from Madhyamik Ganit Songi in Logarithm Question No: 8.2.30
যদি \(a^2 + b^2 = 1\ 1ab\) হয়, তবে প্রমান করো \(log {a-b \over 3}= {1 \over 2}(log\ a + log\ b). a > b\)
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Class 9 (নবম শ্রেণী) Madhyamik Ganit Songi (মাধ্যমিক গণিত সঙ্গী - নবম শ্রেণী) Other Chapter Solutions
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