kayleen2180 kayleen2180

01-09-2020
Mathematics

contestada

Which equation matches the graph shown?

A.y=(x-2)(x-1)
B.y=-(x-2) (x+1)
c y= -( x+2) ( x*1)
D. y= ( x-2) (x+1)

Which equation matches the graph shown Ayx2x1 Byx2 x1 c y x2 x1 D y x2 x1 class=

Respuesta :

unicorn3125 unicorn3125

02-09-2020

Answer:

B. v = - (x - 2)(x + 1)

Step-by-step explanation:

The parabola opens downward so a<0

zeros are: x₁=-1 and x₂=2, so the factors are:

(x - x₁) = [x - (-1)] = (x + 1)

(x - x₂) = (x - 2)

which gives: - (x + 1)(x - 2)

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