Subjects/Algebra/Functions/Operations on functions10. FunctionsOperations on functionsLevel: fundamentalIn 10. FunctionsFormulaCopy LaTeX(f+g)(x)=f(x)+g(x);(fg)(x)=f(x)g(x)DetailDefines algebraic operations pointwise.Related formulasRelatedDomainDom(f)={x:f(x) estaˊ definida}Open formulaOpen in section