Question

dada a funcao f(x)=5-1-2x+1l,calcule f(-3),f(0),e f(1) e indique,respectivamente,a alternativa correta​

Answer 1

a) 5 - 1 - 2x + 1 = -3

-2x = -3 -5

x = -8/-2

x = -4

b) 5 - 1 - 2x + 1 = 0

-2x = -5

x = -5/-2

c) 5 - 1 - 2x + 1 = 1

-2x = 1 - 5

-2x = -4

-2x = -4

x = -4/-2

x = -2