CAPE Pure Mathematics Unit 1 · May/June 2009 · Paper 1 · Question Q40
A curve is defined by the equation y = -5(1 - 2x)^2. Given that x increases at a rate of 1 unit per second when x = 1, what is the corresponding rate of change for y?
- (A)
-40 - (B)
-20 - (C)20
- (D)40
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