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Maths Paper 1, November 2024, question 10.1

Maths P1 · Calculus optimisation and rates
10.13 marks
A delivery drone flies from a depot and lands at a warehouse. Its speed, in km/h, after t hours of flight is given by v(t)=−2t2+12t. Speed is the rate of change of distance with respect to time. Calculate the greatest speed the drone reaches during this flight.

NSCBased on Nov 2024 · Paper 1 · Q10.1

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What examiners found

Candidates set the speed equal to zero and solved. Others worked out the second derivative but never set it equal to zero.

In our words. Source: Department of Basic Education, NSC 2024 Diagnostic Report, Part 1 (Book 1), Q10.1.

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