JEE Math Practice Question
Let S = {1, 2, 3, … , 100}. The number of non-empty subsets A of S such that the product of elements in A is even is :
- A.250 – 1
- B.250 (250 $$-$$ 1)
- C.2100 $$-$$ 1
- D.250 + 1
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