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If X = {1,2,3}, if n represents any...

If `X = {1,2,3}`, if n represents any member of X, write the following sets containing all numbers represented by
(i) `4n` , (ii) `n +6` , (iii) ` n/2` , (iv) `n - 1`

Text Solution

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Given `X = {1,2,3}`
(i) `{4n|n in X} = {4,8,12}`
(ii) `{n+6|n in X} = {7,8,9}`
(iii) `{n/2|n in x}={1/2,1,3/2}`
(iv) `{n-1|n in X} = {0,1,2}`
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