shahjuli25 shahjuli25
  • 22-07-2021
  • Mathematics
contestada

If f:X is 3x + b and ff(2) = 12, find the value of b​

Respuesta :

MrRoyal
MrRoyal MrRoyal
  • 27-07-2021

Answer:

[tex]b =6[/tex]

Step-by-step explanation:

Given

[tex]f(x) =3x + b[/tex]

[tex]f(2) = 12[/tex]

Required

Find b

[tex]f(2) = 12[/tex] implies that:

[tex]12 = 3 * 2 + b[/tex]

[tex]12 = 6 + b[/tex]

Collect like terms

[tex]b = 12 - 6[/tex]

[tex]b =6[/tex]

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