find inverse of a matrix using fx 991ES Plus calculator

[@sangeetadavanageri5636]

Thank you very much ..it's really good trick to use in exam.

[@hasansaleem4983]

thanks this takes so long if done on paper

[@user-kh4jp5jt6m]

Why when I put the inverse (x-1) signal I get math error???

[@Didoh]

the matrix is not inversible

[@pothinaTejaswini]

Yes

[@anushaashna4383]

Thank you!

[@amritamar8637]

Thank you bro❤❤

[@barbaraofori1172]

Thanks ❤

[@srirammandala2986]

Thank you

[@fatimatahir2028]

Hey! i Don't get my answers in fraction?

[@mohamstring]

Thanks bossa

[@michaelsienkaah654]

😢 after all this years I now see this trick 😂😂😂

[@nuranranawaka1451]

Thanks man!

[@user-xn3zb7ik1d]

When i put theinverse (x-1),i get math error.why???

[@likithh176]

🔥🔥

[@thanuja5128]

Explain calculation of 1 divided by root 2 using calculator

[@pothinaTejaswini]

It is giving math error know

[@pothinaTejaswini]

When im giving my values 1÷root 2 its giving me math error

[@zeba7655]

Thank you