Question

please answer these four questions
and please answer this question with the pic please ​

Answer 1

Your Answers Are

1- (d)3,0

2- 1/8(n(e)/n(s))

3- You can do it self for your practice

4- This is also for practice very easy

if you have problem tell me I will provide those ans.also for you .

mark me now as brainiest