12. If this isn't right, please tell me and I will fix it.
Step-by-step explanation:
Answer:
if we are simplifying, the answer is 6x⁴y²
For this case we have to rewrite the given expression algebraically:
the cube of a, is represented as: 
the square of b, is represented as:
Thus, the product of both expressions is:

And twice the product is represented as:

Answer:

Answer:
x=-4, x=-1
Step-by-step explanation:
Answer:
3:4
Step-by-step explanation: