Answer:
See below.
Explanation:
9: 1 * 5 *4 = 20
10: -1 * -1 * 2 * 7 = 14
11: (-6) * (3) = (-1 * 6) * 3 = -1 * -1 * -6 * 3 = -18
12: (-4) * (-8) = (-1 * 4) * (-1 * 8) = -1 * -1 * -4 * -8 = 32
7.6m questions
10.2m answers