$$\left. \begin{array} { l } { 2 a + 3 b - 4 c , 3 a + 4 b + 2 c } \end{array} \right.$$
$-\left(2a+3b-4c\right)\left(3a+4b+2c\right)$
$$-\left(2a+3b-4c\right)\left(3a+4b+2c\right)$$
$$-6a^{2}-17ab+8ac-12b^{2}+10bc+8c^{2}$$
Show Solution
Hide Solution
$2a+3b-4c,\ 3a+4b+2c$
