mckennaryan4800 mckennaryan4800 16-03-2020 Mathematics contestada Simplify : (-3a ³b) • (3a ⁴b ³) A: -9a ¹²b ³ B: -9(ab) ¹² C: -9a ⁷b ⁴ D: -27a ⁷b ⁴