Email
Chat with tutors
Login
Ask Questions, Get Answers
Menu
X
home
ask
tuition
questions
practice
papers
mobile
tutors
pricing
X
Questions
>>
JEEMAIN and NEET
>>
JEEMAIN PAST PAPERS
>>
2001
Next similar question
Answer
Comment
Share
Q)
If $(1+x)^n = C_0 + C_1x + C_2x^2 + ....+ C_nx^n$, then $C_0+2C_1 + 3C_2 + ....+(n+1)C_n$ is equal to :
( A ) $2^n + n.2^{n-1}$
( B ) $2^{n-1} +( n-1).2^n$
( C ) $2^n+(n+1)2^n$
( D ) $2^{n-1} + n.2^n$
Share
Please
log in
or
register
to add a comment.
Please
log in
or
register
to answer this question.
Next Similar Question >
Home
Ask
Tuition
Questions
Practice
Your payment for
is successful.
Continue
...