Discussion about math, puzzles, games and fun. Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ • π ƒ -¹ ² ³ °
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thank you for the information...
I have put it on my list to either create or find a website with even the most obscure trig identities. So far, wikipedia (as always) is the best:
thanks a lot bro
That's pi. Phi is normally the "vertical" (not sure exactly what to call it) angle when you are in spherical coordinates.
First step, as always, is to simplify:
Now it becomes fairly simple, just use the trig identity:
Where a = x and b = nx
Which simplifies to:
phi as in 180 deg... or is it pi
Is your question:
can anybody tell me how to change