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Sona commented,
You should probably submit a bug report: https://support.khanacademy.org/hc/en-us/sections/360014029731-Submitting-a-Bug-Report-to-Khan-Academy-Support
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Sona commented,
I think you should be able to manage with the high school level if you're at least a bit persistent. Middle school chem. would definitely be quite beneficial, though. I recommend you just go for it...
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Sona commented,
Not someone from khan but I'd like to respond nonetheless: A) This should probably be posted in Feature requests and General site feedback. B) As for why AI was added first - it's a bit more compli...
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Sona commented,
There's probably a better way to solve this (likely with actual combinatorics), but I'd solve it as follows: The trick relies on the fact that we're dealing with multiplication (and positive integ...
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Sona commented,
If I understand correctly, you'd like more practice with using equivalent expressions in actual equations - e.g. 'simplify 2x + 3y = 2(6y - 3x)' instead of 'which expression is equivalent to 2(3x +...
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Sona commented,
I don't really see it. Could you please specify what you mean by "Equivalent Expressions is not done this way"; how would you have them done?
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Sona commented,
Could you please specify if you mean 9sin(theta-1) = 7 or 9sin(theta)-1 = 7?
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Sona commented,
Please be a bit more descriptive: which videos and lessons specifically are you having trouble with? No one here can help if they don't know what the problem is.
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Sona commented,
It depends on what you're trying to calculate. Both will give you acceleration, but the question is which acceleration you're calculating. Symbols are what names are to us humans, and just because ...
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Sona commented,
You've left quite the word salad here, but I'll try to answer your question as best I can nonetheless. I'll start by showing how a way to solve it, and then why your method didn't work: At the top ...
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