This topic contains 0 replies, has 0 voices, and was last updated by  EduGorilla 2 years, 4 months ago.

  • Author
    Posts
  • #821424 Reply
     EduGorilla 
    Keymaster
    Select Question Language :


    {nC1 + 2 nC2 + 3 nC3 + …….. + n nCn} is equal to 

    Options :-

    1. n . 2n
    2. n . 2n – 1
    3. (n – 1) . 2n
    4. (n + 1) . 2n
    Post your Training /Course Enquiry
    Are You looking institutes / coaching center for
    • IIT-JEE, NEET, CAT
    • Bank PO, SSC, Railways
    • Study Abroad
    Select your Training / Study category
Reply To: {nC1 + 2 nC2 + 3 nC3 + …….. + n nCn} is equal to ….
Your information:




Verify Yourself




Log in with your credentials

or    

Forgot your details?

Create Account