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C4 Differentiation Help!

Hi,

Could someone please explain how to do Solomon A C4 Q1?

Thanks!
Original post by ryandaniels2015
Hi,

Could someone please explain how to do Solomon A C4 Q1?

Thanks!


There's more than one way to do this. What have you tried? Can you show your attempt please?
Original post by ryandaniels2015
Hi,

Could someone please explain how to do Solomon A C4 Q1?

Thanks!


Expand the brackets. Differentiate each term, some of them require implicit differentiation. Then factor out dy/dx and solve for it.
Original post by ryandaniels2015
Hi,

Could someone please explain how to do Solomon A C4 Q1?

Thanks!


4x + xsquared.y + (2xy+ysquared)dy/dx = 0

as only x terms are differentiated
And all other nomials have to follow prudct rule chain rule and quotient rule
(edited 7 years ago)

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