5. Martha is unmarried with one dependent and files as head of household. She had 2018 taxable income of $45,000 which included $16,000 of 0%/15%/20% net long-term capital gain. What is her tax on taxable income using the alternative tax on net long-termm capital gain methodP Taxable Income LTCG Regular Income Taxes on Regular Income LTCG Tax Rate Taxes on gain Total taxes Use tax tables