Question

(9c+4)(9c-2)find the product​

Answer 1

Answer:

$(9c + 4)(9c - 2) \\ {9c}^{2} - 18c + 36c - 8 \\ {9c}^{2} + 18c - 8$

Answer 2

$(9c + 4)(9c \: - 2) \\ = > 81 {c}^{2} \: - \: 18c \: + 36c \: - 8 \\ = > 81 {c}^{2} + 18c \: - 8$