Can somebody explain what dy/dx is when it comes to derivatives containing two variables?

Question

phi · Answer

do you have an example question?

anonymous · Answer

Just in Calculus BC we're evaluating related rates and I never truly understood the concept of derivatives in terms of dy/dx other than knowing it's the derivative of y in relation to x but I can definitely find an example from my book. One second.

anonymous · Answer

Op, never mind. Figured it out. Sorry, thanks!

precal · Answer

|dw:1352246963074:dw|

precal · Answer

|dw:1352246979751:dw|here is a typical one you will find in related rates
take the derivative with respect to time