What Are Functions?MenuIntroduction1DefinitionActivity Set 1Activity Set 22Evaluating a FunctionActivity Set 13Function TableActivity Set 1Activity Set 2Fill in the missing valuef(x)=x−2x01234f(x)−2−101?f(4)=CheckResetContinue4Drawing a GraphActivity Set 1Activity Set 25Read a GraphActivity Set 16Domain and RangeActivity Set 1Activity Set 27Boss Battle