The piecewise function graphed below represents the costs of mailing a package (in dollars) as a function of its weight (in ounces). 1.1 + 0.9 0.8 0.70 0.6 0.5 0.4 0.3 0.2 0.1 -0.1+ Complete the function equation for the above graph if 0 < x < 1 f(x) = { { 2 { if 1 < x < 2 if 2 < x < 3