Questions: Select the correct answer. Consider function f. f(x) = √(x-2) Which graph represents function f? A. W B. X C. Y D. z

Select the correct answer.

Consider function f.
f(x) = √(x-2)

Which graph represents function f?

A. W

B. X

C. Y

D. z
Transcript text: Select the correct answer. Consider function $f$. \[ f(x)=\sqrt{x-2} \] Which graph represents function $f$ ? A. W B. X C. $Y$ D. $z$
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Solution

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Solution Steps

Step 1: Identify the Domain of the Function

The function given is f(x)=x2 f(x) = \sqrt{x - 2} . The expression inside the square root must be non-negative for the function to be real-valued. Therefore, x20 x - 2 \geq 0 , which simplifies to x2 x \geq 2 .

Step 2: Determine the Starting Point

Since x2 x \geq 2 , the function starts at x=2 x = 2 . At x=2 x = 2 , f(2)=22=0=0 f(2) = \sqrt{2 - 2} = \sqrt{0} = 0 . So, the point (2, 0) is on the graph.

Step 3: Analyze the Shape of the Graph

The function f(x)=x2 f(x) = \sqrt{x - 2} is a square root function shifted 2 units to the right. The graph will start at (2, 0) and increase slowly as x x increases.

Final Answer

The correct graph is Z, as it starts at (2, 0) and increases to the right.

Answer: D. Z

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