Select the correct first step for finding the y coordinate of the vertex of the equation y = -x^2 + 4x + 3, if the x coordinate is 2

Select the correct first step for finding the y coordinate of the vertex of the equation y x2 4x 3 if the x coordinate is 2 class=

Respuesta :

Answer:

Its the second choice.

Step-by-step explanation:

Substitute x = 2 into the function .