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secondary 4 | A Maths
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secondary 4 chevron_right A Maths chevron_right Singapore

need help with 8c and 9a only

Date Posted: 3 years ago
Views: 282

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Danny Low
Danny Low's answer
1016 answers (Tutor Details)
For 8c, the question is actually asking for the value of x when dA/DT is -5
LockB
LockB
3 years ago
why is it -5 and not 5 tho as the question wrote 5
Danny Low
Danny Low
3 years ago
Because it is decreasing and not increasing