Answer:
9^4
Step-by-step explanation:
There is 4 nines.
9*9*9*9 = 6561
9^4 = 6561
9^3 = 729
The gcf of these two numbers is 1, because 189 and 200 don't have any common factors.
Answer:
2(x^2+9)
Step-by-step explanation:
2x^2 +18
Factor out a 2
2(x^2+9)
X is going to equal two in this equation.