Question

Dada a função f (x)=2x-1, determine
a)f (2)
b)f (-1)
c)f (1)
d)f(0)
e)f(1/2)

Answer 1

a) f(2) = 2.2-1 = 3

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

c) f(1) = 2.1-1 = 1

d) f(0) = 2.0-1 = -1

e) f(1/2) = 2.1/2-1 = 0