Hi pls help me with this qns step by step in detail as I’m really weak in this

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secondary 4 | E Maths
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secondary 4 E Maths Singapore

Hi pls help me with this qns step by step in detail as I’m really weak in this topic

Date Posted: 3 years ago

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Hope this helps :).

Date Posted: 3 years ago

3 years ago

Thank you:) but may I know what’s the range of the functions?

3 years ago

Also for the turning point what for dx/dy mean?