Question

dadas as funções f(x)=4x+3 e g(x)=x+m sabendo que g(1)-f(2)=3, calcule o valor de m

Answer 1

f(2) = 4 × 2 + 3 = 11
g(1) = 1 + m

g(1) - f(2) = 3

1 + m + 11 = 3

m = -9