The digits A , B and C are such that the three digit numbers A 88 , 6 B 8 , 86 C are divisible by 72 then the determinant A 8 8 6 B 8 8 6 C is divisible by

Question

The digits A , B and C are such that the three digit numbers A 88 , 6 B 8 , 86 C are divisible by 72 then the determinant ​ A 8 8 ​ 6 B 8 ​ 8 6 C ​ ​ is divisible by

TestHub · Accepted Answer

R 3 ​ → 100 R 1 ​ + 10 R 2 ​ + R 3 ​ ⇒ ​ A 8 8 ​ 6 B 8 ​ 8 6 C ​ ​ = ​ A 8 A 88 ​ 6 B 6 BC ​ 8 6 86 C ​ ​ which is divisible by 72.

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