Bonjour Pierrotlulu83
[tex]\int(0,5x^2-36\ln x+150)\ dx=0,5\times\dfrac{x^3}{3}-36(x\ln x - x)+150x+C [/tex]
[tex]\int(0,5x^2-36\ln x+150)\ dx=\dfrac{1}{2}\times\dfrac{x^3}{3}-36x\ln x +36x+150x+C [/tex]
[tex]\boxed{\int(0,5x^2-36\ln x+150)\ dx=\dfrac{x^3}{6}+186x-36x\ln x+C\ \ (C\in\mathbb{R})}[/tex]