14-07-2020
Mathematics

contestada

in functions, what does (x+2)(x-4) equate to?

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wegnerkolmp2741o wegnerkolmp2741o

14-07-2020

Answer:

f(x) = x^2 -2x -8

Step-by-step explanation:

(x+2)(x-4)

FOIL

first: x*x = x^2

outer: -4x

inner: 2x

last: 2*-4x = -8

Add together

x^2 +2x-4x-8

x^2 -2x -8

This is a parabola

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