ECZ 2024 · GCE Paper 1 — Relations and Functions
The functions f and g are defined by f(x) = 3x - 4 and g(x) = x + 13. Find gf(x).
- A. x - 33
- B. 3x - 3
- C. x + 1
- D. x - 1
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.
Have a different question?
Search it — if it is from a past paper or a school mock, chances are we have it worked out, or one that uses the same method.
Search any past-paper question