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# C4 Differentiation Help! watch

1. Hi,

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

Thanks!
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2. (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?
3. (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.
4. (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

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