Verified answer

3) |x-1|>15

x - 1 > 15

x - 1 < -15

--

x > 16

x < -14

x∈ (-∞,-14) U(16, +∞)

4)|x+2|<11​

x + 2 < 11

x + 2 > -11

--

x < 9

x > -13

x∈ (-13, 9)