A
B
C
D
Explanation
Correct answer: C.
Choice C is correct. The vertex of the graph of a quadratic function in the xy-plane is the point at which the graph is either at its minimum or maximum y-value. In the graph shown, the minimum y-value occurs at the point .
Desmos solution:
Note: Graph the function and click on the vertex to read its coordinates.
Enter in Desmos:
Reviewed and rewritten by CookSAT
Why the other choices are wrong
Choice A
Choice A is incorrect. The graph shown doesn't pass through the point .
Choice B
Choice B is incorrect. The graph shown doesn't pass through the point .
Choice D
Choice D is incorrect. The graph shown doesn't pass through the point .