Difference between revisions of "Trigonometry Functions"
→Arctangent
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See above for method of obtaining arcsin. This may be useful when using the Law of Cosines to find the measure of an unknown angle, given three known sides. | See above for method of obtaining arcsin. This may be useful when using the Law of Cosines to find the measure of an unknown angle, given three known sides. | ||
= Arctangent = | |||
'''Arctan z = z - (z^3/3) + (z^5/5) - (z^7/7) +...''' | '''Arctan z = z - (z^3/3) + (z^5/5) - (z^7/7) +...''' | ||