Recent content by Physssics

Hi, I didn't know where to put this so I put it in the Career guidance section. This is not really related to Physics but I will be taking Physics as an AS/A2. I've applied for a grammar school sixth form and got an interview. The sixth form have requested me to bring my predicted grades...

Yeah, I understand now. Thanks a lot, I really appreciate it! :smile:

Can I ask how how you got the values for a and c? a= b= 12 c= Because I don't understand why the x is there? By the way -- thanks for the response, I really really appreciate it!

Hi, I have my AS Maths exam on Monday and so I was looking at some previous papers and I couldn't do this question: The quadratic equation (k+1)x² + 12x + (k-4) = 0 has real roots (a) Show that k² - 3k - 40 ≤ 0 I don't even understand where to start so I was hoping you could help me...

Hi guys, This is my first post on this forum and I was hoping you could help me. I'm in the middle of my coursework and I need help working out velocity, here's the info: Height (cm) Distance (cm) 2.4 20 3.7 30 Average Time (Sec) Speed (cm/s) Velocity (cm/s)...