#title: Teste Maxima
#author: cristiano
#let:

f f = sin(x);

#question:
\:
.1 Alternativa a funcao sin(x)
 #

#sugestion:
Relembrar o círculo trigonométrico

#resolution:



#result:
sin(x+x-x)
cos(x+%pi * 3/2)

#verification:
 #f type=r_rfunmax;


#obs: