Sunday
March 26, 2017

Post a New Question

Posted by on .

How many ordered quadruples of distinct positive integers (a,b,c,d) are there such that 1/a+1/b+1/c+1/d=1?

  • Maths - ,

    multiply all by abcd to get

    bcd+acd+abd+abc = abcd.

Answer This Question

First Name:
School Subject:
Answer:

Related Questions

More Related Questions

Post a New Question