👤

B. Multiply the following.
1. (a + 6) (5a2 + 4a + 2)
2. (3x + 2y -1) (x + 5y - 2)
3. (2d + 3e) (d2-3-1)
4. (x - 3) (x3 -2x2 + 5x-1)
5. (8mn + 2) (m + n2-mn +5)​