The range of f(x) = |x|, for all x ∈ R is: (a) (0, ∞)(b) [0, ∞)

1.	The range of f(x) = \|x\|, for all x ∈ R is: (a) (0, ∞)(b) [0, ∞) (c) (-∞, ∞) (d) [1, ∞)
Answer» (b) [0, ∞) [0, ∞) since in this interval 0 is included and f(0) = 0.

The range of f(x) = |x|, for all x ∈ R is: (a) (0, ∞)(b) [0, ∞) (c) (-∞, ∞) (d) [1, ∞)

Answer»

(b) [0, ∞)

[0, ∞) since in this interval 0 is included and f(0) = 0.