Example 1 : <\/span> The set A = [x : x \\(\\in\\) R, x^2 = 16 and 2x = 6] equal-<\/p>\n Solution : <\/span>\\(x^2\\) = 16 \\(\\implies\\) x = \\(\\pm\\)4 Example 2 : <\/span> Let A = [x: x \\(\\in\\) R, |x| < 1]; B = [x : x \\(\\in\\) R, |x – 1| \\(\\ge\\) 1] and A \\(\\cup\\) B = R – D, then the set D is-<\/p>\n Solution : <\/span> A = [x: x \\(\\in\\) R,-1 < x < 1] Example 3 : <\/span> If aN = {ax : x \\(\\in\\) N}, then the set 6N \\(\\cap\\) 8N is equal to-<\/p>\n Solution : <\/span>6N = {6, 12, 18, 24, 30, …..} Example 4 : <\/span> If A = {x,y}, then the power set of A is-<\/p>\n Solution : <\/span>Clearly P(A) = Power set of A Practice these given sets examples to test your knowledge on concepts of sets.<\/p> \n <\/div>\n <\/div>\n","protected":false},"excerpt":{"rendered":" Here you will learn some sets examples for better understanding of sets concepts. Example 1 : The set A = [x : x \\(\\in\\) R, x^2 = 16 and 2x = 6] equal- Solution : \\(x^2\\) = 16 \\(\\implies\\) x = \\(\\pm\\)4 2x = 6 \\(\\implies\\) x = 3 There is no value of x …<\/p>\n
2x = 6 \\(\\implies\\) x = 3
There is no value of x which satisfies both the above equations.
Thus, A = \\(\\phi\\)<\/p>\n
\n\n \n
B = [x : x \\(\\in\\) R, x – 1 \\(\\le\\) -1 or x – 1 \\(\\ge\\) 1]
[x: x \\(\\in\\) R, x \\(\\le\\) 0 or x \\(\\ge\\) 2]
\\(\\therefore\\) A \\(\\cup\\) B = R – D
where D = [x : x \\(\\in\\) R, 1 \\(\\le\\) x < 2]\n <\/p>
\n\n
8N = {8, 16, 24, 32, ….}
\n \\(\\therefore\\) 6N \\(\\cap\\) 8N = {24, 48, …..} = 24N<\/p>\n
\n\n \n
= set of all subsets of A
\n = {\\(\\phi\\), {x}, {y}, {x,y}}<\/p>\n
\n