Besides the obvious one(81*1), the only 2 combinations are 9 and 9, or 27 and 3.
<span>12a^3b + 8a^2b^2 − 20ab^3
</span>12a^3b = 4ab(3a^2)
8a^2b^2 = 4ab(2ab)
20ab^3 = 4ab(5b^2)
GCF = 4ab
12a3b + 8a2b2 − 20ab3 = 4ab(3a^2 + 2ab - 5b^2)
Answer:
i dont understand why people cant just download photomath on your phone
The answer would be 28 but couldnt you have done this yourself?