f(x) = x^2. What is g(x)?

Answer:
D. g(x)=(3x)^2
Step-by-step explanation:
For function g(x), it displays the point (1,9) as part of the function. If (x,y), then we can plug those into the available answers. Plug 1 in for each x value in the function and whichever one equals 9 will be your answer. This is only true for g(x)=(3x)^2.
The equation of g(x) = (x/3)^2.
The graphs of the functions f(x) and g(x) are similiar and the difference between them is caused dilation.
g(x) = k*f(x)
It is given that f(x) = x^2
From the graph, we can see that g(3) = 1.
Therefore:
g(3) = k*f(3)
= k*3^2
= 1
k*3^2 = 1
⇒ k*9 = 1
⇒ k = 1/9
Now, substitute the value of k in the g(x)
g(x) = (1/9)*f(x)
⇒ g(x) = (1/9)*x^2
⇒ g(x) = (x/3)^2
Therefore, we have found the equation of g(x) = (x/3)^2. The correct answer is option C.
Learn more about quadratic functions here: brainly.com/question/1214333
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