Question

05. Dada a função f(x) = 2x-3, determine:
a) f(1) =
b) f(-1) =
c) f(0) =
d) f(1/2)=​

Answer 1

a)

f(1)= 2.1-3
f(1) = 2-3
f(1) = -1

b)

f(-1) = 2.-1-3
f(-1)= -2-3
f(-1) = -5


c)

f(0)= 2.0-3
f(0) = 0-3
f(0) = -3

d)

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