Sets 3
2 marks · NormalLet , , and the universal set . Write down the set and its number of elements.
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{3,5}, n(A \cap B) = 2
Also accept: {5,3}, n(A \cap B) = 2
Common mistakes: Missing an element of the intersection; Listing all elements from both sets
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Marking points
M1 · 1 mark · Correctly writes the set .
A1 · 1 mark · Gives the correct number of elements: 2.
Worked solution
Elements common to both sets: 3 and 5.