ECZ 2010 · O-Level Paper 1 — Sets
Set A has 32 subsets. Find n(A).
- A. 6
- B. 5
- C. 16
- D. 32
Verified working — step 1
A set with n elements has 2^n subsets. Since 25 = 32, n(A) = …The full step-by-step working and final answer are included with Premium — checked against ECZ marking standards.
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