How to solve integral (1/(a+bcos(x)))?

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2007-10-19 15:29:37 · 2 answers · asked by Ladan T 1 in Science & Mathematics ➔ Mathematics

put t = tan(x/2)

dx = dt / [1+(t^2)]

cosx = [1-(t^2)] / [1+(t^2)]

simplify

complete squares if necessary and then integrate

2007-10-19 15:48:56 · answer #1 · answered by qwert 5 · 0⤊ 0⤋

Gakkk...... That is gonna be messy..........

Maybe I'll come back and play with it later.

Doug

2007-10-19 22:40:03 · answer #2 · answered by doug_donaghue 7 · 0⤊ 0⤋