Solving Simultaneous, Quadratic and cubic equations using scientific calculator casio fx 991ms

[@Dip..0110]

Thanks dude.

[@joyineverything2518]

Most welcome 😊

[@emrankeef9170]

Thanks

[@joyineverything2518]

Most welcome 😊

[@chomochimm5163]

How to use AC or On mode after this?I am trying to go back to do other calculation but i am unable to delete this mode.

[@joyineverything2518]

Just select mode then press 1, you'll be back to normal mode

[@sujithkumarsmmanickam8983]

Sir for 4 variable equation how we can do using calculator

[@joyineverything2518]

We couldn't solve 4 variables using this calculator, In some higher versions of calculator its possible