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Binomial expansion p1

https://gyazo.com/35f932b24390fc149df84ec940cd29f0

Help with part two of the question please, i already did part one.
Original post by Jian17
https://gyazo.com/35f932b24390fc149df84ec940cd29f0

Help with part two of the question please, i already did part one.


x^3=x^1 X x^2
(3x+1)^1 X (2-x)^6
it's to the power of 6 but you want to find the x^2
(edited 6 years ago)
r u chinese?
Reply 3
Yes I'm chinese.
Uhmm so I need to find the x values that multiplied would give me x^3 ?

And then add them of subract them depending on their sign i guess?

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