# Gtsh's latest activity

• Gtsh replied to the thread Year 11 Ext Math 1 Question.
Could u do P(X)=(x-2)(x+2)(x+a)(x+b) Sub is P(0) and P(1) to get two simultaneous equations to find the values for a and b Not sure if...
• What are some trial papers that are like the CSSA papers? Thanks
• Hi, are the ace trial papers the same level of difficulty as the CSSA papers? Thanks
• Gtsh replied to the thread Motion.
I undertsand max and min. I just don't get why we are using it when it is asking for the closest point to the origin. Without seeing the...
• Gtsh posted the thread Motion in Mathematics Advanced.
Hi, would anyone be able to explain why you need to differentiate for part b? I don't get it, as we aren't finding anything related to...
• Gtsh replied to the thread Normal Probability Distribution.
This was the answer provided in the CSSA Paper. Is this normal for it to be wrong?
• Hi, I don't get where they got the numbers from. I got a probability of 0.055 for 1.6 and a probability of 0.008 for -2.4. Thanks
• Gtsh replied to the thread CSSA Maths 2U.
That's really helpful. For statistics was it like normal distribution or variance?
• Gtsh replied to the thread CSSA Maths 2U.
Thanks for the reply. What topics did the harder questions involve. What was considered a high mark for the paper? Thanks
• Gtsh posted the thread CSSA Maths 2U in Mathematics Advanced.
Hi, my school uses the CSSA trial paper. How hard are they? How hard was the 2021 CSSA paper? Thanks
• Hi, what happens to the asymptote when you have to draw a derivative graph. Thanks
• Hi, could I also have these notes? Thanks. aashka2401@gmail.com