ECZ 2021 · GCE Paper 1 — Introduction To Calculus
Find ∫(10x4 − 4x + 3x2) dx.
- A. 2x5 − 2x2 − 3x + c
- B. 2x5 − 2x2 + 3x + c
- C. 40x3 − 4 − 6x3 + c
- D. 2x5 − 4x2 − 3x + c
Verified working — step 1
Rewrite the fraction as a negative power first, then integrate every term: raise the power by 1, divide by the new power, and finish with + c.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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