AS Pure Mathematics Past Paper Questions - Differentiation

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[@kampambalubamba373]

You're a great teacher!

[@vilohith9076]

thank you so much this helps a lot

[@jesshook5281]

For question one, when differentiating, why is the 10 and -1 times by 2?

[@QuandaleRizzler32]

same thing in wondering about

[@AmaniCehajic]

2 coefficient of x

[@sahityavenkat8787]

we use chain rule

[@betul-ev2fu]

thaaaanks