20leunge

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3. About liner algebra

Linear algebra is typically taken after calculus

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3. doubt

The Balance column isn't supposed to add up to 100. It's simply adding what you had leftover after deducting it. Imagine you kept on spending $1. The Balance would read $99, $98, $97, and so on, wh...

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3. More Articles Along with the Videos?

If the KA team doesn't add more articles, you can always speed up the videos and skip through.

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2. Feature Requests and General Site Feedback
3. Quizzes and Practices should allow second tries on problems so students have the chance to look at their own answer and figure out where they went wrong before looking at a hint.

For practices, maybe but for mastery challenge, quizzes, and unit tests, I don't think this should be a feature. This somewhat harsh feature mirrors real life when answering problems on a test. It ...

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3. number of solutions to equations

The only way I can think that works is if x equals zero

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3. Other Content Areas

I agree. Although STEM subjects are probably easier to teach online, education should be well-rounded with lessons in language arts.

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3. Limiting Reactant and percent yield

I tried my best, because I haven't done limiting reactants or stoichiometry in a couple months, so I'm slightly rusty. Also, the dihydrate part threw me off, but I will just give you the answers I ...

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3. Content request - Computing: software lifecycle

What if Sal did some content on this? Wikipedia says he has a master's degree in computer science, maybe he would be able to.

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3. Algebra 1

6*√5 √180 = √36 * √5 √36 = 6 6*√5 = √180

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3. Greatest Common Factors of Monomials:

It should be 2b. Don't forget to factor out the coefficients completely if that's your method. 28 = 2*2*7 and 30 = 5*3*2