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  • Joy Zhou commented,

    Hi, I think you should post this in "Content request and feedback", so then KA can see it better ;)

  • Joy Zhou commented,

    Yes, Khan Academy is a great tool to help students learn and this community allows people to interact and ask questions. I am glad that we all get help from it. The best way to share it is to tell ...

  • Joy Zhou commented,

    Hi, I am a high school student at a California public school. Personally, I feel like KA can help me practice more on the concept. But if you compare the Common Core textbook and KA online material...

  • Joy Zhou commented,

    So if you have a negative square root, then you can simplify the answer with i.  For you question, the answer should be i√5.    Hope this helps!

  • Joy Zhou commented,

    Hi, That is a good question! This article can answer your question.  https://www.khanacademy.org/math/algebra2/introduction-to-complex-numbers-algebra-2/the-imaginary-numbers-algebra-2/a/intro-to-t...

  • Joy Zhou commented,

    Hi, You can go to the chemistry section and check out how hard it is. I think the course is similar to regular chemistry class. It covers all the basic information about chemistry, but definitely n...

  • Joy Zhou commented,

    Hi, You can search up "simplifying exponent" in the search box to look for a specific topic you want to learn. There are few videos that would be helpful for you to better understand this topic.  "...

  • Joy Zhou commented,

    Hi Katrina, I am so happy to meet you too! I also want to be a support advocate, so I can get involved in the community around me. How did you become a support advocate and what is your daily task?

  • Joy Zhou created a post,

    Volunteer in the Translation Team

    As a student, I am fluent in two languages. At first, I don't think it is that big of a deal to be fluent in two languages because everyone else around knows at least two languages. But does everyo...

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