ECZ 2017 · GCE Paper 1 — Introduction To Calculus
Find the derivative of y = 2x3 − 2x2 − 3x + 1, with respect to x.
- A. 6x2 − 4x − 3
- B. 6x3 − 4x2 − 3x
- C. x42 − 2x33 − 3x22 + x
- D. 6x2 − 2x − 3
Verified working — step 1
Differentiate term by term with the power rule: multiply each coefficient by its power, then lower the power by 1. A lone constant vanishes.The full step-by-step working and final answer, plus the video lesson for this topic, are included with Premium — checked against ECZ marking standards.
Original examination question © Examinations Council of Zambia. Worked solution and commentary © G12 Titan — not to be reproduced without permission.
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