Question

PLEASE HELP RIGHT NOW WILL GIVE MEDAL.

Answer 1

expand (x+1)^42 using binomial expansion

Answer 2

@midhun.madhu1987 please help

Answer 3

can you please leave the answer here and i will check back later, sorry got to go to lunch.

Answer 4

\[\large (x+1)^{42}=\sum_{r=0}^{42}{42\choose r}x^{42-r}(1)^r\\\large ={42\choose 0}x^{42}+{42\choose 1}x^{41}+{42\choose 2}x^{40}+\ldots+{42\choose 41}x+{42\choose 42}x^0 \]