Where is the function increasing?
A1 < x < ∞1 < x < ∞
B3 < x < ∞3 < x < ∞
C-∞ < x < 1-∞ < x < 1
D-∞ < x < 3-∞ < x < 3
E-∞ < x < -1

Where is the function increasing A1 lt x lt 1 lt x lt B3 lt x lt 3 lt x lt C lt x lt 1 lt x lt 1 D lt x lt 3 lt x lt 3 E lt x lt 1 class=