hiyaa,

theres this question which i'm stuck on cause it has a 2 in front of the x and i can't work it out

(1-2x)^4

thaaank you

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- Mar 9th 2010, 11:13 AMkatiethegreatbinomial expansion...
hiyaa,

theres this question which i'm stuck on cause it has a 2 in front of the x and i can't work it out

(1-2x)^4

thaaank you - Mar 9th 2010, 11:15 AMicemanfan
Find the binomial expansion of $\displaystyle (1 - a)^4$ and then everywhere you see an a, replace it with a 2x.

- Mar 9th 2010, 11:17 AMkatiethegreat
ohh sounds simple, thank you :D