Question

f:{-3;0;3;6}->R,f(x)=1-1 supra 3x calculați f(6)-f(-3)
Vreau rezolvarea completată​

Answer 1

f(6) = 1 - 1/3·6 = 1 - 1/18 = (18-1)/18 = 17/18

f(3) = 1 - 1/3·3 = 1 - 1/9 = (9 - 1)/9 = 8/9

f(6) - f(3) = 17/18 - ²⁾8/9 = (17 - 16)/18 = 1/18