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MIT 18.01 Single Variable Calculus (OCW) 8 Online
OpenStudy (anonymous):

Hi in Lecture 5 in implicit differentiation he did y^4 +xy^2+1=0 and he arrived at 4y^3 dy/dx + y^2 +2xy dy/dx=0 my question is where did the y^2 come from? i can't see it?

OpenStudy (anonymous):

we use product rule of derivative in 2nd term. |dw:1386855238093:dw|

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