Matthew Fan's answer to Noel's Junior College 2 H3 Maths Singapore question.

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Matthew Fan
Matthew Fan's answer
39 answers (A Helpful Person)
1st
Here is one way. It never goes above 1, therefore is bounded
J
J
4 years ago
Have to show that it has lower bound also i.e ≥ ⅓
Matthew Fan
Matthew Fan
4 years ago
That is done in part i already. Though you are right