I think its 210 because there are 7 letters and 3 vowels so the permutation would be 7 P 3.
The Greatest Common Factor of the given expression should be that expression that can divide both. First, factor both expression,
x^4 = (x³)(x) and x³ = (x³)(1)
Therefore, both can be factored by x³. The answer is the third choice.
Answer:

Step-by-step explanation:




