Resposta :
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F(x) = 3x² + 2x - 1
F(5}
F(5) = 3(5)² + 2(5) - 1
F(5) = 3(25) + 10 - 1
F(5) = 75 + 9
F(5) = 84 ← Resposta
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Att: MarcosPCV
Resposta:
olá
F(x)=3x²+2 X 1
F(5)
F(5) =3(5)²+2(5)-1
F(5)=75+9
F(5) =84
[tex] \huge \blue{mestra \: latex}[/tex]