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[VA] SRC#004- Fun with Sexagesimal Trigs
02-12-2019, 05:58 PM
Post: #12
RE: [VA] SRC#004- Fun with Sexagesimal Trigs
Prove E = -1:

This one is easy. Just do the first term, using shorthand c(#) = c# = cos(#°)

(2 c4 - 1/c4) = (2 c4^2 - 1) / c4 = c8 / c4

Numerator and denominator for everything cancelled out, except c(2^26)/c(4)

c(2^26) = c(2^26 mod 360) = c184 = -c4

-> E = -c4/c4 = -1
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RE: [VA] SRC#004- Fun with Sexagesimal Trigs - Albert Chan - 02-12-2019 05:58 PM



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