ria2389
ria2389 ria2389
  • 01-04-2019
  • Mathematics
contestada

Plz help me i need it

Plz help me i need it class=

Respuesta :

tramserran
tramserran tramserran
  • 02-04-2019

Answer:   a)  k(x) = 2ˣ

Step-by-step explanation:

[tex]g(x) = 3(2^x)\qquad h(x)=2^{x+1}\\\\k(x) = (g-h)(x)\\.\qquad =3(2^x)-2^{x+1}\\.\qquad =3(2^x)-2^x\cdot 2^1\\.\qquad =3(2^x)-2(2^x)\\.\qquad =1(2^x)\\.\qquad =\large\boxed{2^x}[/tex]

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