Madmax57757 Madmax57757
  • 13-02-2022
  • Mathematics
contestada

Given: 2x^2+3x-5, g(x)=x+9. Find: (fg)(3)

Respuesta :

semsee45
semsee45 semsee45
  • 13-02-2022

Answer:

264

Step-by-step explanation:

[tex]f(x)=2x^2+3x-5[/tex]

[tex]g(x)=x+9[/tex]

[tex](fg)(x)=f(x) \times g(x)[/tex]

[tex]\implies (fg)(x)=(2x^2+3x-5)(x+9)[/tex]

[tex](fg)(3)=(2(3)^2+3(3)-5)(3+9)[/tex]

[tex]\implies (fg)(3)=22 \times 12[/tex]

[tex]\implies (fg)(3)=264[/tex]

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