IB AA HL 2021 TZ1 Paper 3: Just let it end

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hey. by any chance do you have a folder with all of the papers you did for 2021 or something along those lines?

pablogorostiaga
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only 2 marks are given for answer to 2 a. the actual answer is s = 4(s > 0). can you pleaseexplain?

happyrabbit