Question

Dada à função do 1° grau F(x)= (1-5x). Determinar.
 
a) F(0)
b)f(-1)
c)F(1/5)
d)F(-1/5)

Answer 1

F(X)=(1-5x)

a)F(0)= 1-5.0=1
b)F(-1)=1-5(-1)=
1+5=6
c)F(1/5)=1-5.1/5=
1-5/5=5/5-5/5=0
d)F(-1/5)=1-5.-1/5=
1+5/5=5/5+5/5=10