Two 2009 Tax Rate Schedules are given in the accompanying table. If x equals taxable income and y equals the tax due, construct a function y = f(x) for Schedule X.

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REVISED 2009 TAX RATE SCHEDULES Schedule Y-1-Married Filing jointly or qualifying Widow(er) Schedule X-Single Of the Excess Over If Taxable Income Is Oyer If Taxable Income Is Over The Tax The Tax Of The Excess Over Plus Plus This But Not Over Is This Amount But Not Over Is This Amount This $0 $8,350 33,950 82,250 $0 8,350 33,950 $16,700 $0 8,350 10% 10% $0 $1,670.00 16,700 67,900 137,050 16,700 $835.00 4,675.00 15% 67,900 137,050 15% 33,950 25% 9,350.00 26,637.50 46,741.50 25% 67,900 82,250 208,850 372,950 137,050 82,250 171,550 16,750.00 41,754.00 28% 28% 208,850 372,950 33% 171,550 372,950 208,850 171,550 33% 108,216.00 35% 100,894.50 35% 372,950 372,950 372,950