ECZ 2025 · GCE Paper 1 — Relations and Functions
The functions f and g are defined by f(x) = x + 32and g(x) = 1 - 2x. Find gf(x).
- A. 1 - 2x
- B. -x - 2
- C. x + 1
- D. 2x - 3
Verified working — step 1
gf(x) = g(f(x))The full step-by-step working and final answer 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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