How to write matrix multiplication using oops concept

Question

I used methods but am getting so many errors please give solution for me

Answer 1

At least, show us your try ^^

Answer 2

Additionally, I don't think that 'tuples' ( as you've tagged your question with it ) can be helpful for your purpose, and I can guess what's about the link between the tag and your matrix problem ^^

Answer 3

sorry I don't no about tuples it tagged by mistake