Answer:
x^4/x^2 = 49
Step-by-step explanation:
First, you want to simplify the first response.
x^9/x^7 = 49
9 - 7 = 2
x^2 = 49
x = 7
You would then simplify the second equation
x^4/x^2 = ?
4 - 2 = 2
x^2 = ?
Substitute in the 7
7^2 = ?
49 = ?
x^4/x^2 = 49