Number TheoryChallengeDiophantine Equations ShareDiophantine Equations · Challenge problemHow many triples of positive integers a≤b≤ca \le b \le ca≤b≤c satisfy 1a+1b+1c=12\dfrac1a + \dfrac1b + \dfrac1c = \dfrac12a1+b1+c1=21?Check Show answer Walk through it step by step Practice more like this Review this concept