The function \(f(x) = \frac{1}{9}(x - 6)^2 + 3\) gives a toy car's he…

|Question 4Math

Question

Prompt

The function

f (x) = \frac{1}{9} (x - 6)^{2} + 3

gives a toy car's height above the ground

f (x)

, in inches,

x

seconds after it started moving on an elevated track, where

0 \leq x \leq 10

. Which of the following is the best interpretation of the vertex of the graph of

y = f (x)

in the

x y

-plane?

The toy car's minimum height was

3

inches above the ground.

The toy car's minimum height was

6

inches above the ground.

The toy car's height was

3

inches above the ground when it started moving.

The toy car's height was

6

inches above the ground when it started moving.