Respuesta :

firehunter0001

I'm pretty sure that this is how it goes


If ƒ(x ) = x^2 + 1, find ƒ(a + 1).


x=(a+1) so u replace x to get this:

f(a+1) = (a+1)^2+1


If you square "a" it just becomes a^2 and "1" squared is just "1"


1+1=2

Answer: a^2+2a+2

If ƒ(x ) = x^2 + 1, find ƒ(a + 1).

x=(a+1) so u replace x to get this:

f(a+1) = (a+1)^2+1

If you square "a" it just becomes a^2 and "1" squared is just "1"

1+1=2

Answer: a^2+2a+2

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