Hello dear writer, this is one of the assignments, and I did not know the soluti

Hello dear writer, this is one of the assignments, and I did not know the soluti

Hello dear writer, this is one of the assignments, and I did not know the solution to part of the assignment
The first part is point No. 5 in pictures
And point No. 6B
It does not rely on artificial intelligence in any way
Use references if necessary