Respuestas

2013-09-26T05:51:29+02:00
 f(x)= 2x+1; f(0), f(3), f(-4)
SOLUCION
 f(0)= 2*0+1
f(0) = 1

 f(3)= 2*3+1
f(3) = 7

 f(-4)= 2*(- 4)+1
f(-4) = - 8+1
f(-4) = -7
2013-09-26T05:53:19+02:00
F(0)= 2(0)+1= 0+1= 1
f(3)=2 (3)+1=6+1=7
f(-4)=2(-4)+1=-8+1= -7