Here in Khan Academy if you complete Algebra I and II most of the content of College Algebra will be completed too at the same time as the content is shared. 

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Minimum 30 minutes a day. 

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In theory nothing happens but I don't know of any user that has achieved this. 

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Mark CappielloCalc AP AB/Derivative Calculus/Calc ICalc AP BC/Integral Calculus/Calc IILinear AlgebraMultivariable CalculusDifferential Equations

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Thanks! love the idea 

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You can watch them directly on youtube if you wish 

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What Khan normally do is create one blank space for each coordinate of the point and you just introduce the number 

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Can you share the online calculator you used and the procedure to get that result? 

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Basically do all math, physics and chemistry here and you would have a solid base to start university. 

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3. Could use some Guidance ?!!!

There are many visual ways to see if you have a badge or not. But if you want to make sure you have them or not go to your profile and specifically to your showcase. You should be able to put 5 bad...

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