Question

the coefficient of x^100 in the expansion of 200sigma r=0 (1+x)^r,is

Answer 1

Answer:

le o

200

in Σ(1+x) ip

The coefficient of s

Soli

0-200

let suppose J 200

(1+2) ²00 ["C²₂ (²) "0₂²³ = b

(b)

200

200

C100

10.0

Are