
অঙ্ক শেখো বাংলায়
\(f(x) = \frac{3x+4}{5x - 7} \Big(x \ne \frac{7}{5}\Big)\)এবং \(g(x) = \frac{7x+4}{5x - 3} \Big(x \ne \frac{3}{5}\Big)\) হলে দেখাও যে \(f(g(x)) = g(f(x))\).
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