implicit differentiation

jon12 said:
use implicit differentiation to find dy/dx
x^5+2x+x^9y-y^4=4

Do you know what the rule for implicit differentiation is?

If you do - please tell us and tell us where you are stuck applying that rule.

If you don't know the rule - lookup in your textbook. In case you don't have a textbook - google it. And then tell us where you are stuck exactly ....
 
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