A-Math - Differentiation - Rate of Change
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| Topic: Differentiation
The key to solving rate of change questions is to come up with
the chain rule. In the differentiation example above, you need to insert dA/dx into the chain to solve for dA/dt. The question above gave you a clue in part i) when you were ask to find the Area in terms of x. Not all questions provides clue unfortunately.
A-Math and E-Math Secondary School Tuition at Woodlands, Chua Chu Kang,
Bukit Panjang, Sembawang, Yishun in Singapore and Johor Bahru in Malaysia.
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