Level:
Project ID:
1003072705
Accepted:
1
Clonable:
0
Easy:
0
Find the false statement about the function \( f(x)=|x+1|-|x-2|+|x| \).
The function \( f \) is injective (one-to-one).
The function \( f \) has minimum at \( x=-1 \).
The function \( f \) is bounded below.
The range of the function \( f \) is \( [-2;\infty) \).