Question

Dada a função afim: f(X)= 2x + 3 determine:



F(X) = 1/2

Answer 1

Vamos substituir.

f(x)= 2x + 3

f(1/2) = 2.1/2 + 3

f(1/2) = 4


att Jhonny ♥

Answer 2

veja...

f(x)=2x+3

se f(x)=1/2

2x+3=1/2

mmc=2

4x+6=1
4x=1-6
4x=-5

x=-5/4