Compute the income tax due on taxable income entered by the user, given the data as shown in the following table. Be sure to include error checking to make sure the user does not enter a negatvie number. Assume all entries are integer values. Solve in Raptor.

Taxable income	Tax Due
From To
$0 $49,999	$0 + 5% of amount over $0
$50,000 $99,999	$2,500 + 7% of amount over $50,000
$100,000 ....	$6,000 + 9% of amount over $100,000