l3aEl1vivwhytesha
l3aEl1vivwhytesha
22-05-2016
Mathematics
contestada
(6z 2 - 4z + 1)(8 - 3z).
Respuesta :
apologiabiology
apologiabiology
22-05-2016
distributive property
a(b+c)+ab+ac
a(b-c)=ab-ac
(6z^2-4z+1)(8-3z)
move for nicety
(8-3z)(6z^2-4z+1)
distribute
8(6z^2-4z+1)-3z(6z^2-4z+1)=
48z^2-32z+8-18z^3+12z^2-3z=
-18z^3+48z^2+12z^2-32z-3z+8=
-18z^3+60z-35z+8
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