Let \(f\) be a function such that \(3f\left(x\right)+2f\left(\frac{m}{19x}\right)=5x\), \(x\neq 0\), where \(m=\sum _{i=…

Let \(f\) be a function such that \(3f\left(x\right)+2f\left(\frac{m}{19x}\right)=5x\), \(x\neq 0\), where \(m=\sum _{i=1}^{9}{(i)}^{2}\).

Then \(f\left(5\right)-f\left(2\right)\) is equal to

[JEE Main 2026, 24 Jan (Shift 2)]