# Search results

1. ### interpreting motion

I don't have the textbook but i think i get it now. Thanks
2. ### interpreting motion

Can you show me how you use x'' = -10? I know how to solve as a physics problem but not as 4u math problem. For question b, the ball will go up slowly until v reaches 0 at its max height of 20m and then it will go down after that. So when x <= 20, the ball still rises and 400 -20x >= 0 so v =...
3. ### 3D vectors

Haha...I had the same question and i had to look it up in a text book. I think k is the unit vector on Oz axis.
4. ### 2000 q10 part B

Sorry I was talking abt 4u nsb math problem that @Aaryan123 mentioned.
5. ### 2000 q10 part B

Can you post that problem here? Thanks
6. ### past papers for year 7 to 9

Now i realise that y7-10 students should not need to practice past papers
7. ### Vectors question - 3 vectors and their moduli

I solved it without using c = sqr(2ab). Where is this question from?
8. ### 3D vectors

Does anyone where this problem is from? Is it from a math textbook?
9. ### 3D vectors

I got a similar approach for the first part but for the second i use am-gm: a^2 +b^ >= 2ab

My solution

My solution
12. ### Thoughts on proed?

I'm curious as well.

agreed.
14. ### Delta English Tutoring - A Warning

I never ask anyone to give me expensive resources without giving them something in return. Ask @dumNerd.
15. ### Delta English Tutoring - A Warning

I was offended by this word 'mfers' and it's not the first time.
16. ### Delta English Tutoring - A Warning

you must be f dumb to believe the owner of delta will give me his resources. Too dumb to solve integration in y9. So dumb that he has to go to multiple tutoring to understand hsc content. I realise that this msg could offend a lot of people so it's only for @Pethmin.
17. ### Delta English Tutoring - A Warning

Nah i only need delta resources lol
18. ### How much do CS Edu/Pre Uni tutors get paid?

up to \$45/h https://au.indeed.com/cmp/Pre--uni-New-College/jobs?jk=7b0a731531094d32&start=0&clearPrefilter=1
19. ### Delta English Tutoring - A Warning

what about my reply to the first post? It's also relevant right?
20. ### Delta English Tutoring - A Warning

@iSplicer is, not me.