peter149
peter149 peter149
  • 02-07-2019
  • Mathematics
contestada

If f(x)=x2+3x+5, what is f(a+h)?

If fxx23x5 what is fah class=

Respuesta :

gmany
gmany gmany
  • 05-07-2019

Answer:

[tex]\large\boxed{D.\ a^2+2ah+h^2+3a+3h+5}[/tex]

Step-by-step explanation:

[tex]f(x)=x^2+3x+5\\\\f(a+h)\to\text{exchange x to (a + h)}:\\\\f(a+h)=(a+h)^2+3(a+h)+5\\\\\text{use}\ (a+b)^2=a^2+2ab+b^2\ \text{and the distributive property}\\\\f(a+h)=a^2+2ah+h^2+3a+3h+5[/tex]

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