Gate CS-2006 Question Paper With Solutions

Q. 46 Let X, Y, Z be sets of sizes x, y and z respectively. Let W = X x Y. Let E be the set of all subsets of W. The number of functions from Z to E is:

(A) z^2xy

(B) z x 2^xy

(C) z^{2x + y}

(D) 2^xyz

Answer: (D)

Explanation: