parabola A : y = x^2 - 4x - 5

[as08998078]

Hello
Sorry that I have quite a lot of question. But I'm going to exam in this sunday and I want to be helped.

I can't do (2) and (3)
Thank you

 

[stapel]

You have answers for these exercises. In what sense can you "not do them"?

Please be complete. Thank you!

 

[as08998078]

sorry, I forgot to tell
I'm practicing old exams and I have answers of exams in my hand. But it doesn't tell me how to do it
I would like to know how to do this by someone.