ECZ 2020 · GCE Paper 1 — Sets
Use set notation to describe the shaded region in the diagram below
- A. Q∩R
- B. P∩Q∩R
- C. (Q∩R)∩P′
- D. (Q∪R)∩P′
Verified working — step 1
The shaded region is the overlap of Q and R, excluding the part inside P Answer = (Q∩R)∩P′ By associativity and commutativity of intersection, the answer can also be expressed as: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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