IGCSE
EDEXCEL
Further Mathematics
5 Marks
QP-FurtherPureMath-201701-P2 · Question 3
Question (excerpt):
6 3 The radius of a circular pool of oil is increasing at a constant rate of 0.5 cm/s. Find, in cm2/s to 3 significant figures, the rate at which the area of the pool is increasing when the radius of …
6 3 The radius of a circular pool of oil is increasing at a constant rate of 0.5 cm/s. Find, in cm2/s to 3 significant figures, the rate at which the area of the pool is increasing when the radius of …
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