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  1. J

    Need help! Population growth

    23 246 692*(1+0.0114) = 23511704. The formula is just base population*(1+growth)^(number of years). Since it's just one year it's simply 23246692*1.0114. James Huang Tutor of Math Ext 1- Band 6 2014 Get some more ansers for your questions from me and me friends at: HSC-...
  2. J

    Where can I find maths 2 unit and 3 unit questions by topic?

    The internet. Facebook groups have a lot of sample questions uploaded to encourage activity and discussions. There are also a lot of websites that offer some questions for free. James Huang Tutor of math ext 1- Band 6 2014 Get some more ansers for your questions from me and me friends at: HSC-...
  3. J

    how to improve in maths??

    You just have to know what you are not good at and keep practicing. There's honestly no shortcut when it comes to maths. If you can't intuitively get it like some people can, you have to do as many questions as possible to understand the concepts. James Huang Tutor of Math ext 1- Band 6 in 2014...
  4. J

    Please Help! Population Growth

    An annual growth rate of 1.14% means the population will be 100% (the base) + 1.14%(the growth) in the next year compared to the year before it. So your answer will be 23 246 692* 1.0114 = 23511704. James Huang Tutor of Math ext 1- 93 in 2014 Get some more ansers for your questions from me and...
  5. J

    Absolute Value function question

    Since 2 itself is a positive number, you can just change 2|x| to |2x| without altering the plot of the function. It might be more intuitive/easier that way. James Huang Tutor of Maths Ext 1 - 93 in 2014 Get some more ansers for your questions from me and me friends at: HSC-...
  6. J

    How do you revise/remember topics that you might've done 3 or 4 months ago?

    The easiest way is to actually leave a few exercise questions unattended so when you come back you can easily find some fresh questions that you've never done before. I find that if you do the even numbered questions (which are usually slight harder than the odd ones before them) and leave the...
  7. J

    Hey guys. I'm a 2014 graduate. Post any questions and I'll try my best to help!

    I graduated with a band 6 in ext 1 in 2014. This site helped me a lot and I want to give back. Post any questions you got and I'll try to help! James Huang Tutor of Maths Ext 1- 93 in 2014 Get some more ansers for your questions from me and me friends at: HSC-...
  8. J

    Hey guys. I'm a 2014 graduate. Post any questions and I'll do my best to help!

    I graduated with a band 6 in ext 1 in 2014. This site helped me a lot and I want to give back. Post any questions you got and I'll try to help! James Huang Tutor of Maths Ext 1- 93 in 2014 Get some more ansers for your questions from me and me friends at: HSC-...
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