21-09-2020
Mathematics

contestada

if f(x) = 2x squared -30 find f(4)

Respuesta :

StreetFighterLan123 StreetFighterLan123

21-09-2020

Answer:

[tex]2[/tex]

Step-by-step explanation:

To solve this, you would just substitute 4 in for the x.

[tex]f(x) = 2x^2-30\\f(4) = 2(4)^2-30 = 2*16-30 = 32-30 =2[/tex]

Answer Link

kricket326 kricket326

21-09-2020

F(x) = 2x^2 - 30
F(4) = 2(4^2) - 30
F(4) = 2(16) - 30
F(4) = 32 - 30
F(4) = 2

Answer Link

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