Describe the following subsets of R (a) A1 = {x R : |x 1| > 5}. (b) A2 = {x R : |x 6| = |4 x|}. (c) A3 = {x R : |3x + 4| |x 2|}. (d) A4 = {x R : x 2 5x + 6 > 0}. (e) A5 = {x R : x 3 x

Describe the following subsets of R (@) Al = (rER : |x -1| >5}. (b) Az = {rER : |: -6) =14-x}. (c) A3 = {rER : (3r+4) 0}. (e) As = freR : r-1