Question

dada a função f:r definida por f(x)= x-2 calcule
f-(1)​

Answer 1

Resposta:

f(x)= x-2

f(-1)= -1-2

f(-1)= 1

Answer 2

f(x) = x-2

x= f(x) +2

f-¹(x) = x+2

f-¹(1) =1+2 = 3