# Math Help - Derivative Quotient Rule

1. ## Derivative Quotient Rule

Please see the attached image! Thank you!

2. Originally Posted by gearshifter
Please see the attached image! Thank you!
find dC/dI using the quotient rule

it says: $\bigg[ \frac uv \bigg]' = \frac {v \cdot u' - u \cdot v'}{v^2}$

where u and v are functions of a single variable