i have to find the first 4 terms of the expansion of
(1-0.5x)^0.5
i have to have it in the form (1+x)^n before i can do it don't i? but i cant remember how to do this! any help would be appreciated!
i have to find the first 4 terms of the expansion of
(1-0.5x)^0.5
i have to have it in the form (1+x)^n before i can do it don't i? but i cant remember how to do this! any help would be appreciated!