Sagot :
[tex]Let's\ arrange\ first\ given\ equation\ according\ to\ its\ degree... \\ \\ \sqrt{169x^{3}}+\sqrt{36}+4x^{2}\to \boxed{\sqrt{169x^{3}}+4x^{2}+\sqrt{36}} \\ \\ \sqrt{169x^{3}}+4x^{2}+\sqrt{36}\to\boxed{\boxed{13x^{2} \sqrt{x}+4x^{2}+6}} \\ \\ Hope\ it\ Helps:) \\ Domini[/tex]