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Write the following sets in roster (Tabu...

Write the following sets in roster (Tabular) form :
(i) `A_(1) = {x : 2x + 3=11}`,
(ii) `A_(2) ={x:x^(2)-4x - 5=0}`,
(iii) `A_(3) ={x:x in Z, -3 le x lt 4}`
(iv) `A_(4)={x:x ` is a two digit number and sum of the digits of x is 7}
(v) `A_(5) ={x:x =4n, n in W " and " n lt 4}`
(vi) `A_(6) = {x:x =n/(n+2), n in N " and " n gt 5}`

Text Solution

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The correct Answer is:
(i) {4} (ii) {5, -1} (iii) {-3, -2, -1, 0, 1, 2, 3} (iv) {16, 25, 34, 43, 52, 61, 70} (v) {0, 4, 8, 12}
`{3/4,7/9,4/5,9/11,….}`
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