papperlilly101 papperlilly101

26-06-2019
Mathematics

contestada

let f(x) =4x and g(x) =3x-5. Find (g*f)(-4)

Respuesta :

tramserran tramserran

26-06-2019

Answer: 272

Step-by-step explanation:

f(x) = 4x g(x) = 3x - 5

(g × f)(x) = (4x)(3x - 5)

= 12x² - 20x

(g × f)(-4) = 12(-4)² - 20(-4)

= 12(16) + 80

= 192 + 80

= 272

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