Subjects/Calculus II/Useful forms/Formula8.6. Useful formsFormulaIn 8.6. Useful formsFormulaCopy LaTeX∫(x−r)ndx=−(n−1)(x−r)n−11+C,n>1VariablesCConstant real de integraciónxVariable independiente (variable de integración)nExponente o índice enterodxDiferencial respecto de xrRadio o coordenada polarConditionsn>1Related formulasRelatedFormula∫x−rdx=ln∣x−r∣+COpen formulaOpen in sectionRelatedFormula∫x2+a2dx=a1arctan(ax)+C,a>0Open formulaOpen in section