Practice problem
Write the following set SSS in roster form. (Here by N\mathbb{N}N we mean set of positive integers.) S={x∣x∈N,−1≤x≤2}S = \{x| x \in \mathbb{N} , -1 \leq x \leq 2\}S={x∣x∈N,−1≤x≤2}
{1,2}
{0,1,2}
{-1,0,1,2}
Type a concept, like “slope” or “photosynthesis”.