I want help from you, creative people

Question

Hello . Who among you knows the C ++ code for these steps
Hello . Who among you knows the C ++ code for these steps
, the user chooses one of the operations below and then enters (one or two) matrices of order 3*3 and stores it in two-dimensional array. Then, the program displays the result on the screen.
Matrix Operations
1. Matrix Multiplication. The product of two matrices
2. Matrix Addition. The sum of two matrices
3. Matrix Subtraction.
4. Matrix Inversion
5. The Transpose of a Matrix

Answer 1

Please don't open duplicate threads, a single thread per problem should suffice.
Original Thread:
https://www.sololearn.com/discuss/2594532/?ref=app

Answer 2

I want to write the code, I need help 💔🥺.