lilianaperez05 lilianaperez05

16-04-2020
Mathematics

contestada

What is the vertex of the quadratic functio f(x)=(x-6)(x+2)?

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Аноним Аноним

16-04-2020

Answer:

The vertex would be (2, -16)

Step-by-step explanation:

f(x) = x²+2x-6x-12

f(x)=x²-4x-12

f'(x)= 2x-4

2x-4=0

2x=4

x=4/2

x= 2

f(2)=(2)²-4(2)-12

f(2)=-16

=(2,-16)

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