Christmas MT's answer to idununderstandasinglething's Secondary 3 A Maths Singapore question.
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I hope you can understand :)
Date Posted:
4 years ago
0 < m < 2 would not work, since the line y = mx passes through (0, 0) for sure regardless of m, so this is taken to be the reference point. Any upsloping line drawn passing (0, 0) will not coincide with the downsloping part of the modulus graph.
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