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ATQ, Let, the number be a, b, and c respectively. According to the question, a+ b = 100 ... (1) b+ c = 108 ... (2) a + c = 106......(3) solve these equations From equation (1) and (3), Subtract to find c - b = 4 ....(4) b = c - 4 substitute b from (1) and (3) a + c = 44 a = 18
Which of the following techniques is considered the most secure method of user authentication in a highly sensitive environment?
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