Suppose m th term of an A.P. is 1/n and nth term of the A.P. is 1/m. If rth term of the A.P. is 1, then r is equal to 

Suppose m th term of an A.P. is 1/n and nth term of the A.P. is 1/m. If rth term of the A.P. is 1, then r is equal to 

  1. A

    mn 

  2. B

    m+n

  3. C

    mn 

  4. D

    m+n 1

    Fill Out the Form for Expert Academic Guidance!l



    +91



    Live ClassesBooksTest SeriesSelf Learning



    Verify OTP Code (required)

    I agree to the terms and conditions and privacy policy.

    Solution:

    Let d be the common difference of the A.P., then

     (mn)d=aman=1n1m

     d=1mn

    Now aram=(rm)d

     1=ar=1n+(rm)1mn=rmn r=mn.

    Chat on WhatsApp Call Infinity Learn

      Talk to our academic expert!



      +91


      Live ClassesBooksTest SeriesSelf Learning




      Verify OTP Code (required)

      I agree to the terms and conditions and privacy policy.