There's a differentiation question that requires you to solve . You can see straight away that the quotient rule should be used but I decided to rewrite the equation as and used the product rule to solve it.
answer using product rule:
using quotient rule:
The answers came out totally different..(or are they in fact the same answers written differently?!)....but i thought i remembered that it's fine to rewrite the equation and solve it with the product rule......is it really not allowed to do something like this?
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same differentiation question but using different methods watch
- Thread Starter
- 18-01-2010 12:56
- 18-01-2010 12:59
They're the same (multiply the right hand fraction by x/x and combine)