Can anyone please tell me how to do this question.
(1+x)^2n by expansion
prove
2nC0+2 nC1+2nC2+...+2nC2n= 4^n
the 4^n part is killinh me
how do you miraculously get 2n--> n?? this might be a really stupid question. but im stuck.><
Thank YOU!
omg thats what i want to do hehee.. an architechture/arts degree except im in year 12 next year does anyone know what are the major differences between interior archi and just archi.. becuz im stuck:D! hehe
fank youuuuuuuu