Question

considere a função f(x)=|10x-5|.Calcule: c)f-(1/10)-f(-2/10)

Answer 1

F(-1/10) --->X=-1/10
             = 10 (-1/10)-5 = -1 -5= -6

F(-2/10) ---> X= -2/10
             = 10 (-2/10)-5 = -2 -5 = -7

f-(1/10)-f(-2/10) = -6 - (-7) = -6 +7 = 1