[صمتى حكى بك]

welcom dear this an explanation is for first class but Ididn't explain everything I'll complete it soon ,En shaa allah

I'm waiting your explanation dear. And thank you

and I have other question my friend

dr. Noah ask us to answer exercise but I didn't understand the question
, can you help me dear?
the exercise number is 1.6 (b,c)

please help me