Answer:
C. x^2
Step-by-step explanation:
lets go threw each answer and see which one could be the correct one.
(by the way f(x) i just a way to say Y)
A. 2/2 is not 4 so A is not right
B. 3 times 2 is not 9 so B is not right
C. 9^2 is 81 -6^2 is 36 3^2 is 9 and 2^2 is 4 so C is correct
D. 3x3x3 is not 9 so D is not correct
