The income tax code in Bozonia states that the tax liabililty $T(x)($in dollars$)$ on $x$ dollars of taxable income is:

$T(x)=\{\begin{array}{ccc}0\mathrm{.}04x& if& 020000\end{array}$

a$.$ Find the tax liablility for taxable incomes of $$20,000$ and $$50,000$ :

i$.$ Tax on $$20,000.$

ii$.$ Tax on $$50,000.$

b$.$ Graph the function $y=T(x)$

able Income