PYQ - Cardinality of sets — task. Maths TNSB Mentoring, Class 10 Crash course.

\(A = \{k, l, z\}\), \(B = \{3, 8\}\), \(C = \{p, q, r, s\}\) then \(n[(A \cup C) \times B]\) is :

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1. PYQ - Cardinality of sets