Question

 O valor de f(x) = 2x – 5, para f(2) é: 
a) 2
b) 1
c) 0
d) - 1 ​

Answer 1

Resposta:

2x+2=0=> 2x=-2=> x=-2/2=> x=-1

Explicação passo a passo:

espero ter ajudado :)

Answer 2

$\Large\boxed{\begin{array}{l}\sf f(x)=2x-5\\\sf f(2)=2\cdot2-5\\\sf f(2)=4-5\\\sf f(2)=-1\\\huge\boxed{\boxed{\boxed{\boxed{\sf\maltese~alternativa~d}}}}\end{array}}$