Since the producet must be positive 18, both factors must be negative.
-1 x -18 , -2 x -9, -3 x -6
Chat with our AI personalities
The factors of -18 are 1, 2, 3, 6, 9, 18 and their negative counterparts. The prime factors are 2 and 3.
1, 2, 3, 4, 6, 9, 12, 18, 36, -1, -2, -3, -4, -6, -9, -12, -18, -36
negative
If you are multiplying negative numbers, an odd number of factors will have a negative product. An even number of factors will have a positive product.
The factors of 18 are 1,2,3,6,9 and 18. For them to be common, they need to be compared to another set of factors.