Question

Помогите пожалуйста с 5номером

Answer 1

f(-10) = f(-10+2T) = f(-10+10) = f(0) = 4
f(6) = f(6-T) = f(6-5) = f(1) = 5
f(12) = f(12-2T) =f(12-10) = f(2) = -1

f(-10)*f(6)*f(12) = 4*5*(-1) = -20