turneremily543 turneremily543 20-11-2020 Mathematics contestada Let r = ⟨7, 1⟩ and s = ⟨–12, –3⟩. What is r – s? ⟨–19, –4⟩ ⟨–5, –2⟩ ⟨10, 13⟩ ⟨19, 4⟩
