Thursday
March 23, 2017

Post a New Question

Posted by on Sunday, February 27, 2011 at 6:48am.

Insert 3 numbers between15 to 17 such that the terms from an Arithmetic progression

  • math - , Sunday, February 27, 2011 at 8:29am

    let the sequence be
    15 , 15+d, 15+2d, 15+3d, and 17

    then 17 - (15+3d) = d
    17 - 15 - 3d = d
    -4d = -2
    d = 1/2 or .5

    the inserted numbers are 15.5, 16, and 16.5

Answer This Question

First Name:
School Subject:
Answer:

Related Questions

More Related Questions

Post a New Question