Welcoming again in RBI sir video with math chapter note ,Algebraic Identities or Formulas,Some types of Algebraic Product Formulas,type one Accordingto Power and other is According to terms for examples ,Sum of two Binomial Formulas,type 2,difference of Binomial,Sum of of two square ,Difference of two cube or square, formulae,Sum of trinomial square Formulas,Now Come on main points to start to learn from RBI Sir, Formula number 1,a plus b to the whole square equals a squared plus two a b plus b squared ,or a minus b to the whole squared plus 4ab ,Formula 2,a minus b to whole square equals ,a squared minus 2ab plus b squared,or ,a plus b to the whole squared minus 4ab ,Formula 3,a plus b to the whole cubed equals ,a cubed plus b cubed plus 3a squared b plus 3ab squared,or,a plus b to the whole cubed equals,a cubed plus b cubed plus 3ab into a plus b,Formula 4,a minus b to the whole cube equals a cubed minus b cubed minus 3ab into a minus b,formula 5,a square minus b square equals a plus b into a minus b,Formula 5 with 2 methods,a squared plus b squared equals a plus b to the whole squared minus 2ab and other is a minus b to the whole squared plus 2ab,Formula 6,a cubed plus b cubed equals a plus b into a squared minus 2ab plus b squared ,Formula 7,a cubed minus b cubed equals a minus b into a squared plus sb plus b squared,Formula 8,x plus a into x plus b equals,x squared plus a plus b into x plus ab,Formula 9,a plus b plus c to the whole squared equals a cubed plus b cubed plus c cubed plus 2ab plus 2bc plus 2ca,Formula 10,if a+b+c equals zero then a cubed plus b cubed plus c cubed equals 3abc ,special note from RBI Sir after verification or prooved we should learn,Thanks for watching RBI Sir video,like share and subscribe,jai maa saraswati,Jai hind jai Bharat