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# help watch

1. can someone help me with this maths question ;
f(x) = (2x-1)^5 - find the stationery point
Im struggling to multiple the bracket out

its from 2006 pastpaper and worth 7 marks!!
2. There's no need to multiply the brackets out. All you need to do is find and equate that to 0.
3. Differentiate f(x).
Let's say:

then:

And the stationary point is when
4. yup tgodkin is right
5. (Original post by Wednesday Bass)
Differentiate f(x).
Let's say:

then:

And the stationary point is when
thankyou thankyou I found the question in a pastpaper and we have yet to cover it in class so thanks

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