LIONEL LIM's answer to Weng Qianjun's Junior College 1 H1 Maths Singapore question.

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LIONEL LIM
Lionel Lim's answer
131 answers (Tutor Details)
1st
I didnt calculate the f(×) for the values of x giving max n min point so you gotta do it yourself. As a double check, you can key the graph into your GC to see whether max and min point values. Good luck!!!