Question

Dada a função g(x) = x - 5, determine o valor de f-¹(2)

Answer 1

G (X ) = X - 5
Y = X - 5
X = Y - 5
Y - 5 = X
Y = X + 5
f-1 (2) = X + 5
f-1 2) = 2 + 5
f-1 ( 2) = 7