miababy64 miababy64

04-02-2020
Mathematics

contestada

f(3)=5(3)^2-7(4(3)+3)

Respuesta :

sam4040 sam4040

11-02-2020

Answer:

[tex]f(3)=-60[/tex]

Step-by-step explanation:

[tex]f(3)=5(3)^2-7(4(3)+3)\\\\f(3)=5(3)^2-7(12+3)\\\\f(3)=5(3)^2-7(15)\\\\f(3)=5\times 9-7\times 15\\\\f(3)=45-105\\\\f(3)=-60[/tex]

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