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Class 10 · Mathematics · Easy
→If A = {a, b, c, d}, why is {a, d} an element of P(A)?
Class 10 · Mathematics · Easy
→If U = {2, 3, 4, 5, 6, 7, 8, 9} and A = {2, 3, 4, 5}, what is the largest element of A′, the complement of A in U?
Class 10 · Mathematics · Easy
→If A = {1, 4, 7, 10}, how many zero-element (empty) subsets are in P(A)?
Class 10 · Mathematics · Easy
→If \(U=\{1,2,3,4,5,6\}\) and \(A=\{3,4\}\), the power set \(\mathcal{P}(A')\) is formed from the subsets of which set?
Class 10 · Mathematics · Easy
→If \(A=\{\{2\},4,6\}\), what is \(n(\mathcal{P}(A))\)?
Class 10 · Mathematics · Easy
→If \(A=\{\{2\},4,6\}\), what is \(n(A)\)?
Class 10 · Mathematics · Easy
→If \(U=\{1,2,3,4,5,6,7\}\) and \(A=\{2,4,7\}\), how many elements are in \(\mathcal{P}(A')\)?
Class 10 · Mathematics · Easy
→If \(A=\{d,e,f\}\), why is \(\emptyset\) in \(\mathcal{P}(A)\)?
Class 10 · Mathematics · Easy
→If \(A=\{2,3,4,5,6\}\), how many four-element subsets are in \(\mathcal{P}(A)\)?
Class 10 · Mathematics · Easy
→If \(U=\{apple, banana, grapes, mango\}\) and \(A=\{apple, mango\}\), what is the complement \(A'\) of \(A\) with respect to \(U\)?
Class 10 · Mathematics · Easy
→If \(A=\{7,14,21\}\), which of 7 and \(\{7\}\) is an element of \(\mathcal{P}(A)\)?
Class 10 · Mathematics · Easy
→If \(A=\{100,200,300\}\), why is \(A\) itself an element of \(\mathcal{P}(A)\)?
Class 10 · Mathematics · Easy
→If \(U=\{1,2,3,4,5,6\}\) and \(A'=\{2,6\}\), what is \(A\)?
Class 10 · Mathematics · Easy
→If \(A=\{w,x,y,z\}\), how many three-element subsets does \(A\) have?
Class 10 · Mathematics · Easy
→If \(U=\{1,2,3,4,5,6,7,9\}\) and \(A=\{1,3,5,7,9\}\), what is \(A'\)?
Class 10 · Mathematics · Easy
→If \(A=\{11,22\}\), which of the following is \(\mathcal{P}(A)\)?
Class 10 · Mathematics · Easy
→If \(A\subseteq U\), what is \(A'\cap A\)?
Class 10 · Mathematics · Easy
→If \(A=\{2,4,6,8\}\), which of the following is not an element of \(\mathcal{P}(A)\)?
Class 10 · Mathematics · Easy
→If \(A=\{l,m,n,o,p\}\), how many one-element subsets does \(A\) have?
Class 10 · Mathematics · Easy
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