Respuesta :

brainliestanswerer

a)

[tex]g(x) = 3 {x + 2x}^{2} + 4 \\ g( - 2) = 3( - 2) + 2( - 2) {}^{2} + 4 \\ = ( - 6) + 2(4) + 4 \\ = ( - 6) + 8 + 4 \\ = ( - 6) + 12 \\ = 6[/tex]