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  • Okapi created a post,

    Project evaluated multiple times

    Planned

    A project I just submitted was evaluated by two different people with a difference of a couple of minutes. To be able to show it at just one screenshot I opened the KA page at my mobile phone: I a...

  • Okapi created a post,

    Subtitle translation

    Hello everybody, I wanted to help Khan Academy with translations and got the recommendation to start with some subtitles at first. I followed the link to https://www.khanacademy.org/translations/ ,...

  • Okapi commented,

    Hello Coral Brogan, I just couldn't resist to comment on your last sentence;) In school children are often expected to learn for math and languages exams at the same time (beneath lots of other sub...

  • Okapi commented,

    Hello Tajeshwar Khara, Let me write it down in a more clear way: p (early and football) = 0.1 p (early and not football) = 0,05 p (not early and not football) = 0.65 as you see, there is one possib...

  • Okapi commented,

    Hello Vashaanth,I hope the picture above helps. As you see ozone is very unstable and constantly oscillating between the two structures shown above. A line at an O represents two dots (imagine the...

  • Okapi commented,

    Hehe, I'm glad I could help you! Welcome to Khan Academy! I myself am here since January, but not too regulary. I still can't believe that this all is for free... --Okapi

  • Okapi commented,

    I think both of them have found their "ecological niche" in the web where they can offer their content without too much competition. I think this is important for non-commercial projects. If Khan A...

  • Okapi commented,

    Hello mauro.sheri, I am no official person of Khan Academy, only a humble learner, but this is my way to hold track of my statistics: I open my user profile or dashboard and click there on "Progres...

  • Okapi commented,

    Hi bildnera, I think it depends very much on which function you have. I think it will have an other impact on f(x) = x² than on f(x) = 2x+1/x + 7x, for example. If you are interested in a special t...

  • Okapi commented,

    Hi Abdellah Elayou, I see from your question that you already see that it isn't as easy as with sin(x) or cos(x). I think you mean the sign (+ or -) in front of the sin or cos? The minus sign in fr...

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  • Total activity 68
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  • Member since
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