Answer:
Federalists argued that the Constitution did not need a bill of rights, because the people and the states kept any powers not given to the federal government. Anti-Federalists held that a bill of rights was necessary to safeguard individual liberty.
Validity," since this means that the claims are "valid" and therefore come from reliable and trustworthy sources
There is a subtle difference between Arctan and arctan
Arctan(x) is an inverse function such that the range is only the principla value
meanwhile, arctan(x) takes on infinitely many values
hope this helps
John brown was killed because he fought to eliminate slavery all together. Because of this he is labeled as a martyr for being executed for his beliefs. But he was actually executed for murder of slavery owners and for breaking in to the federal arsenal in harpers ferry to start a revolution.