Answer: The greatest common factor of this expression is 6x², because 6x could be divided from 12x⁴ and from 18x².
Step-by-step explanation:
I'll just factor the expression to show you :
12x⁴ + 18x²
6x²(2x²+3x)
So, once again, your greatest common factor is 6x²
~Hope I helped!~
