xoxoxovelo xoxoxovelo 31-01-2020 Mathematics contestada What is the product of a+3 and -2a2+15a+6b2? O-2a3+9a2+45a+24b2 0 -2a3+21a2+45a+2462 O-2a3+9a2+45a+6ab2+1862 O-2a3+21a2+45a+6ab2+1862