Income tax rates A certain country taxes the first $20,000 of an individuals income at a
Chapter 2, Problem 2.5.67(choose chapter or problem)
Income tax rates A certain country taxes the first $20,000 of an individuals income at a rate of 15%, and all income over $20,000 is taxed at 20%. Find a piecewise-defined function T that specifies the total tax on an income of x dollars.
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