jose55982 jose55982

03-07-2020
Mathematics

contestada

Which function has a vertex on the y-axis?
O AO) = (x - 2)2
Of) = (x + 2)
f(x) = (x - 2)(x + 2)
of) = (c + 1)(x - 2)

Respuesta :

03-07-2020

Answer:

f(x) = (x - 2)(x + 2)

Step-by-step explanation:

When you expand out the expression, you should get f(x) = x² - 4, where only vertical movement is present. Therefore, the vertex is on the y-int at (0, -4) and your answer is the 3rd choice.

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