1.

If a+b+c≠0 and ∣∣∣∣abcbcacab∣∣∣∣=0, then prove that a = b = c.

Answer»

If a+b+c≠0 and ∣∣
∣
∣
abcbcacab∣∣
∣
∣
=0
, then prove that a = b = c.



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