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
<span> Before the Spaniards, the capital was formally named Tenochtitlan but was the seat of the mexica empire which was know as the Aztec </span>empire
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surrender Southern forces or face annihilation attack the Northern city of Washington, D.C. fire on Fort Sumter or let it be replenished stop acts of secession or be impeached.
Explanation:
