rockeralx3 rockeralx3 30-01-2020 Mathematics contestada Multiplication of Polynomials Pre-Test Active U What is the product? (3a^2b^7)(5a^3b^8) A: 8a^5b^15 B: 8a^6b^56 C: 15a^5b^15 D: 15a^5b^56