1Need a bit help on this: . \(If \lfloor x \rfloor = 15, then find \lfloor x - 2 \rfloor.\)
floor x = 15
Solutions for x
15 ≤ x < 16
So
15 - 2 ≤ x - 2 < 16 - 2
13 ≤ x - 2 < 14
