19.10.3 Riemann-Steeltjes Integral

Condition: Find a complete change in the function \ (F: [-10; 10] \ Rightarrow \ Mathbb {r}: \) \ [f (x) = \ frac {1} {5} x^{5}-\ frac {25} {3} \ cdot x^{3} +144 x \] +144 x \]