Answer: f⁻¹(x)=(x-7)²
Step-by-step explanation:
To find the inverse function, we want to switch the y with the x and vice versa. Then we solve for y.
[switch y with x and x with y]
[subtract both sides by 7]
[square both sides]

Now, we know that f⁻¹(x)=(x-7)².
The answer to number 9 is 6, 1.
The answer to number 11 is 28.
The answer to number 10 is a hexagon.
The answer to number 12 is 27 and 36.
Hope this helps!
-SummerBreaker ;)
The solution is x equals ten