f-x-x-x-ax-a-3-4-find-D-f-domain-R-f-range-

Question Number 184856 by mnjuly1970 last updated on 12/Jan/23

f (x) = \sqrt{∣ \underset{}{\overset{}{x}} ∣ - ∣ x \underset{}{\overset{}{-}} ⌊ a x ⌋ ∣}

; a \in [3, 4)

f i n d : {\begin{cases} D_{f} = ? (d o m a i n) \\ R_{f} = ? (r a n g e) \end{cases}