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# Core 3 Differentiation

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1. How do I differentiate 2ln(x/4)? The answer is 2/x but I am not sure what the steps are to get that answer
2. (Original post by Yusufff)
How do I differentiate 2ln(x/4)? The answer is x/2 but I am not sure what the steps are to get that answer
dont you mean ?

well as a generall rule, if that helps you any
3. (Original post by DylanJ42)
dont you mean ?

well as a generall rule, if that helps you any
Yeah sorry typo Thanks!
4. (Original post by DylanJ42)
dont you mean ?

well as a generall rule, if that helps you any
I have another problem, probably a silly mistake but:

How did the answer get a 1 on the numerator?

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5. What is ? That's where you're going wrong.
6. (Original post by trythis)
What is ? That's where you're going wrong.

This is what I'm getting, I can't spot the silly mistake o-o

7. Try differentiating that, remembering that differentiating a constant gives you zero
8. (Original post by drinktheoceans)

Try differentiating that, remembering that differentiating a constant gives you zero
That just leaves you with 1/2 right? ...Aaand that's what I was doing wrong TY!

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