a parabola and a straight line

[as08998078]

Hello
I have problem please help me

(In the box, it is answer)
Thank you so much

 

[stapel]

You appear to have answers for all of the posted exercises. What is your question?

Please be specific. 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.