JKTU05go JKTU05go Math Answered A. Find the product of the following polynomials1. (x + 1) (x + 2)2. (x - 3) (x + 4)3. (3a + 1)(a + 1)4. (7c + 4) (7c - 4)5. (-2ab + 3c) (4a + 5b)