Arithmetic SequencesMenu1DefinitionActivity Set 1Activity Set 22The Explicit FormulaActivity Set 1Fill in the unknowns aaa and cc c to complete the formula for the sequence ana_nan(2,5,8,11,… )(2, 5, 8, 11, \dots)(2,5,8,11,…)an=a+c(n−1)a_n = a + c(n-1)an=a+c(n−1)a=a = a=c=c=c=CheckResetContinue3The SumActivity Set 14Boss Battle
Fill in the unknowns aaa and cc c to complete the formula for the sequence ana_nan(2,5,8,11,… )(2, 5, 8, 11, \dots)(2,5,8,11,…)an=a+c(n−1)a_n = a + c(n-1)an=a+c(n−1)a=a = a=c=c=c=CheckResetContinue