74. State income tax. Table 6 shows state income tax rates for individuals filing a return in Louisiana. (A) Write a piecewise definition for T(x), the tax due on a taxable income of x dollars (B) Graph Tx) (C) Find the tax due on a taxable income of $32,000 (D) Would it be better for a married couple in Louisiana with Table 6 Louisiana State Income Tax Of $64,000 two equal incomes to file jointly or separately? Discuss. Single, married filing separately, or head of household: But not over $12,500 $50,000 Over Tax due is 2% of taxable income SO $12,500 $250 plus 4% of excess over $12,500 $50,000 $1,750 plus 6% of excess over $50,000